389946285

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{70451}}^1$

素因数の和:70506

約数の個数: 32

約数和(自身を含む): 710156160

約数和(自身を除く): 320209875

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 5535, 70451, 211353, 352255, 634059, 1056765, 1902177, 2888491, 3170295, 8665473, 9510885, 14442455, 25996419, 43327365, 77989257, 129982095, 389946285]

約数ペア:

[(1, 389946285), (3, 129982095), (5, 77989257), (9, 43327365), (15, 25996419), (27, 14442455), (41, 9510885), (45, 8665473), (123, 3170295), (135, 2888491), (205, 1902177), (369, 1056765), (615, 634059), (1107, 352255), (1845, 211353), (5535, 70451)]