891290493

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{302851}}^1$

素因数の和:302969

約数の個数: 16

約数和(自身を含む): 1332548800

約数和(自身を除く): 441258307

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 302851, 908553, 2725659, 8176977, 33010759, 99032277, 297096831, 891290493]

約数ペア:

[(1, 891290493), (3, 297096831), (9, 99032277), (27, 33010759), (109, 8176977), (327, 2725659), (981, 908553), (2943, 302851)]