261889656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1558867}}^1$

素因数の和:1558883

約数の個数: 32

約数和(自身を含む): 748256640

約数和(自身を除く): 486366984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1558867, 3117734, 4676601, 6235468, 9353202, 10912069, 12470936, 18706404, 21824138, 32736207, 37412808, 43648276, 65472414, 87296552, 130944828, 261889656]

約数ペア:

[(1, 261889656), (2, 130944828), (3, 87296552), (4, 65472414), (6, 43648276), (7, 37412808), (8, 32736207), (12, 21824138), (14, 18706404), (21, 12470936), (24, 10912069), (28, 9353202), (42, 6235468), (56, 4676601), (84, 3117734), (168, 1558867)]