139776644

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{161033}}^1$

素因数の和:161075

約数の個数: 24

約数和(自身を含む): 288572928

約数和(自身を除く): 148796284

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 161033, 322066, 644132, 1127231, 2254462, 4508924, 4992023, 9984046, 19968092, 34944161, 69888322, 139776644]

約数ペア:

[(1, 139776644), (2, 69888322), (4, 34944161), (7, 19968092), (14, 9984046), (28, 4992023), (31, 4508924), (62, 2254462), (124, 1127231), (217, 644132), (434, 322066), (868, 161033)]