387631915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{12343}}^1$

素因数の和:12930

約数の個数: 16

約数和(自身を含む): 508375296

約数和(自身を除く): 120743381

約数列:

[1, 5, 11, 55, 571, 2855, 6281, 12343, 31405, 61715, 135773, 678865, 7047853, 35239265, 77526383, 387631915]

約数ペア:

[(1, 387631915), (5, 77526383), (11, 35239265), (55, 7047853), (571, 678865), (2855, 135773), (6281, 61715), (12343, 31405)]