207648610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{122869}}^1$

素因数の和:122902

約数の個数: 24

約数和(自身を含む): 404733780

約数和(自身を除く): 197085170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 122869, 245738, 614345, 1228690, 1597297, 3194594, 7986485, 15972970, 20764861, 41529722, 103824305, 207648610]

約数ペア:

[(1, 207648610), (2, 103824305), (5, 41529722), (10, 20764861), (13, 15972970), (26, 7986485), (65, 3194594), (130, 1597297), (169, 1228690), (338, 614345), (845, 245738), (1690, 122869)]