287440013

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1\times {\mathrm{1129}}^1$

素因数の和:2156

約数の個数: 16

約数和(自身を含む): 338023680

約数和(自身を除く): 50583667

約数列:

[1, 7, 37, 259, 983, 1129, 6881, 7903, 36371, 41773, 254597, 292411, 1109807, 7768649, 41062859, 287440013]

約数ペア:

[(1, 287440013), (7, 41062859), (37, 7768649), (259, 1109807), (983, 292411), (1129, 254597), (6881, 41773), (7903, 36371)]