387942745

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{4261}}^1$

素因数の和:4536

約数の個数: 16

約数和(自身を含む): 472570560

約数和(自身を除く): 84627815

約数列:

[1, 5, 131, 139, 655, 695, 4261, 18209, 21305, 91045, 558191, 592279, 2790955, 2961395, 77588549, 387942745]

約数ペア:

[(1, 387942745), (5, 77588549), (131, 2961395), (139, 2790955), (655, 592279), (695, 558191), (4261, 91045), (18209, 21305)]