17899245

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 41287680

約数和(自身を除く): 23388435

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 31, 35, 39, 45, 47, 63, 65, 91, 93, 105, 117, 135, 141, 155, 189, 195, 217, 235, 273, 279, 315, 329, 351, 403, 423, 455, 465, 585, 611, 651, 705, 819, 837, 945, 987, 1085, 1209, 1269, 1365, 1395, 1457, 1645, 1755, 1833, 1953, 2015, 2115, 2457, 2821, 2961, 3055, 3255, 3627, 4095, 4185, 4277, 4371, 4935, 5499, 5859, 6045, 6345, 7285, 8463, 8883, 9165, 9765, 10199, 10881, 12285, 12831, 13113, 14105, 14805, 16497, 18135, 18941, 21385, 21855, 25389, 27495, 29295, 30597, 38493, 39339, 42315, 44415, 50995, 54405, 56823, 64155, 65565, 76167, 82485, 91791, 94705, 115479, 126945, 132587, 152985, 170469, 192465, 196695, 275373, 284115, 380835, 397761, 458955, 511407, 577395, 662935, 852345, 1193283, 1376865, 1988805, 2557035, 3579849, 5966415, 17899245]

約数ペア:

[(1, 17899245), (3, 5966415), (5, 3579849), (7, 2557035), (9, 1988805), (13, 1376865), (15, 1193283), (21, 852345), (27, 662935), (31, 577395), (35, 511407), (39, 458955), (45, 397761), (47, 380835), (63, 284115), (65, 275373), (91, 196695), (93, 192465), (105, 170469), (117, 152985), (135, 132587), (141, 126945), (155, 115479), (189, 94705), (195, 91791), (217, 82485), (235, 76167), (273, 65565), (279, 64155), (315, 56823), (329, 54405), (351, 50995), (403, 44415), (423, 42315), (455, 39339), (465, 38493), (585, 30597), (611, 29295), (651, 27495), (705, 25389), (819, 21855), (837, 21385), (945, 18941), (987, 18135), (1085, 16497), (1209, 14805), (1269, 14105), (1365, 13113), (1395, 12831), (1457, 12285), (1645, 10881), (1755, 10199), (1833, 9765), (1953, 9165), (2015, 8883), (2115, 8463), (2457, 7285), (2821, 6345), (2961, 6045), (3055, 5859), (3255, 5499), (3627, 4935), (4095, 4371), (4185, 4277)]