18150996825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4423}}^1$

素因数の和:4536

約数の個数: 144

約数和(自身を含む): 37140789504

約数和(自身を除く): 18989792679

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 61, 65, 69, 75, 115, 117, 183, 195, 207, 225, 299, 305, 325, 345, 549, 575, 585, 793, 897, 915, 975, 1035, 1403, 1495, 1525, 1725, 2379, 2691, 2745, 2925, 3965, 4209, 4423, 4485, 4575, 5175, 7015, 7137, 7475, 11895, 12627, 13269, 13455, 13725, 18239, 19825, 21045, 22115, 22425, 35075, 35685, 39807, 54717, 57499, 59475, 63135, 66345, 67275, 91195, 101729, 105225, 110575, 164151, 172497, 178425, 199035, 269803, 273585, 287495, 305187, 315675, 331725, 455975, 508645, 517491, 809409, 820755, 862485, 915561, 995175, 1322477, 1349015, 1367925, 1437475, 1525935, 2428227, 2543225, 2587455, 3507439, 3967431, 4047045, 4103775, 4312425, 4577805, 6205469, 6612385, 6745075, 7629675, 10522317, 11902293, 12141135, 12937275, 17537195, 18616407, 19837155, 20235225, 22889025, 31027345, 31566951, 33061925, 52611585, 55849221, 59511465, 60705675, 80671097, 87685975, 93082035, 99185775, 155136725, 157834755, 242013291, 263057925, 279246105, 297557325, 403355485, 465410175, 726039873, 789173775, 1210066455, 1396230525, 2016777425, 3630199365, 6050332275, 18150996825]

約数ペア:

[(1, 18150996825), (3, 6050332275), (5, 3630199365), (9, 2016777425), (13, 1396230525), (15, 1210066455), (23, 789173775), (25, 726039873), (39, 465410175), (45, 403355485), (61, 297557325), (65, 279246105), (69, 263057925), (75, 242013291), (115, 157834755), (117, 155136725), (183, 99185775), (195, 93082035), (207, 87685975), (225, 80671097), (299, 60705675), (305, 59511465), (325, 55849221), (345, 52611585), (549, 33061925), (575, 31566951), (585, 31027345), (793, 22889025), (897, 20235225), (915, 19837155), (975, 18616407), (1035, 17537195), (1403, 12937275), (1495, 12141135), (1525, 11902293), (1725, 10522317), (2379, 7629675), (2691, 6745075), (2745, 6612385), (2925, 6205469), (3965, 4577805), (4209, 4312425), (4423, 4103775), (4485, 4047045), (4575, 3967431), (5175, 3507439), (7015, 2587455), (7137, 2543225), (7475, 2428227), (11895, 1525935), (12627, 1437475), (13269, 1367925), (13455, 1349015), (13725, 1322477), (18239, 995175), (19825, 915561), (21045, 862485), (22115, 820755), (22425, 809409), (35075, 517491), (35685, 508645), (39807, 455975), (54717, 331725), (57499, 315675), (59475, 305187), (63135, 287495), (66345, 273585), (67275, 269803), (91195, 199035), (101729, 178425), (105225, 172497), (110575, 164151)]