15131025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 33400640

約数和(自身を除く): 18269615

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 739, 819, 975, 1365, 1575, 2217, 2275, 2925, 3695, 4095, 5173, 6651, 6825, 9607, 11085, 15519, 18475, 20475, 25865, 28821, 33255, 46557, 48035, 55425, 67249, 77595, 86463, 129325, 144105, 166275, 201747, 232785, 240175, 336245, 387975, 432315, 605241, 720525, 1008735, 1163925, 1681225, 2161575, 3026205, 5043675, 15131025]

約数ペア:

[(1, 15131025), (3, 5043675), (5, 3026205), (7, 2161575), (9, 1681225), (13, 1163925), (15, 1008735), (21, 720525), (25, 605241), (35, 432315), (39, 387975), (45, 336245), (63, 240175), (65, 232785), (75, 201747), (91, 166275), (105, 144105), (117, 129325), (175, 86463), (195, 77595), (225, 67249), (273, 55425), (315, 48035), (325, 46557), (455, 33255), (525, 28821), (585, 25865), (739, 20475), (819, 18475), (975, 15519), (1365, 11085), (1575, 9607), (2217, 6825), (2275, 6651), (2925, 5173), (3695, 4095)]