391485405

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{2029}}^1$

素因数の和:2733

約数の個数: 32

約数和(自身を含む): 660643200

約数和(自身を除く): 269157795

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 677, 2029, 2031, 3385, 6087, 10145, 10155, 12863, 30435, 38551, 38589, 64315, 115653, 192755, 192945, 578265, 1373633, 4120899, 6868165, 20604495, 26099027, 78297081, 130495135, 391485405]

約数ペア:

[(1, 391485405), (3, 130495135), (5, 78297081), (15, 26099027), (19, 20604495), (57, 6868165), (95, 4120899), (285, 1373633), (677, 578265), (2029, 192945), (2031, 192755), (3385, 115653), (6087, 64315), (10145, 38589), (10155, 38551), (12863, 30435)]