390997601281

素因数分解:

$7^1\times {\mathrm{619}}^1\times {\mathrm{12101}}^1\times {\mathrm{7457}}^1$

素因数の和:20184

約数の個数: 16

約数和(自身を含む): 447673311360

約数和(自身を除く): 56675710079

約数列:

[1, 7, 619, 4333, 7457, 12101, 52199, 84707, 4615883, 7490519, 32311181, 52433633, 90237157, 631660099, 55856800183, 390997601281]

約数ペア:

[(1, 390997601281), (7, 55856800183), (619, 631660099), (4333, 90237157), (7457, 52433633), (12101, 32311181), (52199, 7490519), (84707, 4615883)]