31964913

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 49103496

約数和(自身を除く): 17138583

約数列:

[1, 3, 9, 17, 51, 153, 401, 521, 1203, 1563, 3609, 4689, 6817, 8857, 20451, 26571, 61353, 79713, 208921, 626763, 1880289, 3551657, 10654971, 31964913]

約数ペア:

[(1, 31964913), (3, 10654971), (9, 3551657), (17, 1880289), (51, 626763), (153, 208921), (401, 79713), (521, 61353), (1203, 26571), (1563, 20451), (3609, 8857), (4689, 6817)]