221767676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137573}}^1$

素因数の和:137621

約数の個数: 24

約数和(自身を含む): 431432064

約数和(自身を除く): 209664388

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 137573, 275146, 550292, 1788449, 3576898, 4264763, 7153796, 8529526, 17059052, 55441919, 110883838, 221767676]

約数ペア:

[(1, 221767676), (2, 110883838), (4, 55441919), (13, 17059052), (26, 8529526), (31, 7153796), (52, 4264763), (62, 3576898), (124, 1788449), (403, 550292), (806, 275146), (1612, 137573)]