78528836

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{2801}}^1$

素因数の和:3011

約数の個数: 24

約数和(自身を含む): 141534624

約数和(自身を除く): 63005788

約数列:

[1, 2, 4, 43, 86, 163, 172, 326, 652, 2801, 5602, 7009, 11204, 14018, 28036, 120443, 240886, 456563, 481772, 913126, 1826252, 19632209, 39264418, 78528836]

約数ペア:

[(1, 78528836), (2, 39264418), (4, 19632209), (43, 1826252), (86, 913126), (163, 481772), (172, 456563), (326, 240886), (652, 120443), (2801, 28036), (5602, 14018), (7009, 11204)]