15213576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 43850880

約数和(自身を除く): 28637304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 661, 822, 959, 1096, 1322, 1644, 1918, 1983, 2644, 2877, 3288, 3836, 3966, 4627, 5288, 5754, 7672, 7932, 9254, 11508, 13881, 15864, 18508, 23016, 27762, 37016, 55524, 90557, 111048, 181114, 271671, 362228, 543342, 633899, 724456, 1086684, 1267798, 1901697, 2173368, 2535596, 3803394, 5071192, 7606788, 15213576]

約数ペア:

[(1, 15213576), (2, 7606788), (3, 5071192), (4, 3803394), (6, 2535596), (7, 2173368), (8, 1901697), (12, 1267798), (14, 1086684), (21, 724456), (24, 633899), (28, 543342), (42, 362228), (56, 271671), (84, 181114), (137, 111048), (168, 90557), (274, 55524), (411, 37016), (548, 27762), (661, 23016), (822, 18508), (959, 15864), (1096, 13881), (1322, 11508), (1644, 9254), (1918, 7932), (1983, 7672), (2644, 5754), (2877, 5288), (3288, 4627), (3836, 3966)]