138888456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{826717}}^1$

素因数の和:826733

約数の個数: 32

約数和(自身を含む): 396824640

約数和(自身を除く): 257936184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 826717, 1653434, 2480151, 3306868, 4960302, 5787019, 6613736, 9920604, 11574038, 17361057, 19841208, 23148076, 34722114, 46296152, 69444228, 138888456]

約数ペア:

[(1, 138888456), (2, 69444228), (3, 46296152), (4, 34722114), (6, 23148076), (7, 19841208), (8, 17361057), (12, 11574038), (14, 9920604), (21, 6613736), (24, 5787019), (28, 4960302), (42, 3306868), (56, 2480151), (84, 1653434), (168, 826717)]