1390418488

素因数分解:

$2^3\times {\mathrm{359}}^1\times {\mathrm{484129}}^1$

素因数の和:484494

約数の個数: 16

約数和(自身を含む): 2614302000

約数和(自身を除く): 1223883512

約数列:

[1, 2, 4, 8, 359, 718, 1436, 2872, 484129, 968258, 1936516, 3873032, 173802311, 347604622, 695209244, 1390418488]

約数ペア:

[(1, 1390418488), (2, 695209244), (4, 347604622), (8, 173802311), (359, 3873032), (718, 1936516), (1436, 968258), (2872, 484129)]