128776788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{511019}}^1$

素因数の和:511036

約数の個数: 36

約数和(自身を含む): 372022560

約数和(自身を除く): 243245772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 511019, 1022038, 1533057, 2044076, 3066114, 3577133, 4599171, 6132228, 7154266, 9198342, 10731399, 14308532, 18396684, 21462798, 32194197, 42925596, 64388394, 128776788]

約数ペア:

[(1, 128776788), (2, 64388394), (3, 42925596), (4, 32194197), (6, 21462798), (7, 18396684), (9, 14308532), (12, 10731399), (14, 9198342), (18, 7154266), (21, 6132228), (28, 4599171), (36, 3577133), (42, 3066114), (63, 2044076), (84, 1533057), (126, 1022038), (252, 511019)]