30972459

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1933}}^1$

素因数の和:2059

約数の個数: 24

約数和(自身を含む): 48504720

約数和(自身を除く): 17532261

約数列:

[1, 3, 7, 21, 49, 109, 147, 327, 763, 1933, 2289, 5341, 5799, 13531, 16023, 40593, 94717, 210697, 284151, 632091, 1474879, 4424637, 10324153, 30972459]

約数ペア:

[(1, 30972459), (3, 10324153), (7, 4424637), (21, 1474879), (49, 632091), (109, 284151), (147, 210697), (327, 94717), (763, 40593), (1933, 16023), (2289, 13531), (5341, 5799)]