1217996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 2340240

約数和(自身を除く): 1122244

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 397, 767, 794, 1534, 1588, 3068, 5161, 10322, 20644, 23423, 46846, 93692, 304499, 608998, 1217996]

約数ペア:

[(1, 1217996), (2, 608998), (4, 304499), (13, 93692), (26, 46846), (52, 23423), (59, 20644), (118, 10322), (236, 5161), (397, 3068), (767, 1588), (794, 1534)]