137989072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{663409}}^1$

素因数の和:663430

約数の個数: 20

約数和(自身を含む): 287919940

約数和(自身を除く): 149930868

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 663409, 1326818, 2653636, 5307272, 8624317, 10614544, 17248634, 34497268, 68994536, 137989072]

約数ペア:

[(1, 137989072), (2, 68994536), (4, 34497268), (8, 17248634), (13, 10614544), (16, 8624317), (26, 5307272), (52, 2653636), (104, 1326818), (208, 663409)]