1397909688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{15971}}^1$

素因数の和:16508

約数の個数: 64

約数和(自身を含む): 4001944320

約数和(自身を除く): 2604034632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 521, 1042, 1563, 2084, 3126, 3647, 4168, 6252, 7294, 10941, 12504, 14588, 15971, 21882, 29176, 31942, 43764, 47913, 63884, 87528, 95826, 111797, 127768, 191652, 223594, 335391, 383304, 447188, 670782, 894376, 1341564, 2683128, 8320891, 16641782, 24962673, 33283564, 49925346, 58246237, 66567128, 99850692, 116492474, 174738711, 199701384, 232984948, 349477422, 465969896, 698954844, 1397909688]

約数ペア:

[(1, 1397909688), (2, 698954844), (3, 465969896), (4, 349477422), (6, 232984948), (7, 199701384), (8, 174738711), (12, 116492474), (14, 99850692), (21, 66567128), (24, 58246237), (28, 49925346), (42, 33283564), (56, 24962673), (84, 16641782), (168, 8320891), (521, 2683128), (1042, 1341564), (1563, 894376), (2084, 670782), (3126, 447188), (3647, 383304), (4168, 335391), (6252, 223594), (7294, 191652), (10941, 127768), (12504, 111797), (14588, 95826), (15971, 87528), (21882, 63884), (29176, 47913), (31942, 43764)]