278311396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{2129}}^1\times {\mathrm{2971}}^1$

素因数の和:5115

約数の個数: 24

約数和(自身を含む): 531750240

約数和(自身を除く): 253438844

約数列:

[1, 2, 4, 11, 22, 44, 2129, 2971, 4258, 5942, 8516, 11884, 23419, 32681, 46838, 65362, 93676, 130724, 6325259, 12650518, 25301036, 69577849, 139155698, 278311396]

約数ペア:

[(1, 278311396), (2, 139155698), (4, 69577849), (11, 25301036), (22, 12650518), (44, 6325259), (2129, 130724), (2971, 93676), (4258, 65362), (5942, 46838), (8516, 32681), (11884, 23419)]