161255862

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{288989}}^1$

素因数の和:289028

約数の個数: 24

約数和(自身を含む): 360659520

約数和(自身を除く): 199403658

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 288989, 577978, 866967, 1733934, 2600901, 5201802, 8958659, 17917318, 26875977, 53751954, 80627931, 161255862]

約数ペア:

[(1, 161255862), (2, 80627931), (3, 53751954), (6, 26875977), (9, 17917318), (18, 8958659), (31, 5201802), (62, 2600901), (93, 1733934), (186, 866967), (279, 577978), (558, 288989)]