247484848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1189831}}^1$

素因数の和:1189852

約数の個数: 20

約数和(自身を含む): 516387088

約数和(自身を除く): 268902240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1189831, 2379662, 4759324, 9518648, 15467803, 19037296, 30935606, 61871212, 123742424, 247484848]

約数ペア:

[(1, 247484848), (2, 123742424), (4, 61871212), (8, 30935606), (13, 19037296), (16, 15467803), (26, 9518648), (52, 4759324), (104, 2379662), (208, 1189831)]