1288488968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{12389317}}^1$

素因数の和:12389336

約数の個数: 16

約数和(自身を含む): 2601756780

約数和(自身を除く): 1313267812

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 12389317, 24778634, 49557268, 99114536, 161061121, 322122242, 644244484, 1288488968]

約数ペア:

[(1, 1288488968), (2, 644244484), (4, 322122242), (8, 161061121), (13, 99114536), (26, 49557268), (52, 24778634), (104, 12389317)]