30921417

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{857}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 47292960

約数和(自身を除く): 16371543

約数列:

[1, 3, 9, 19, 57, 171, 211, 633, 857, 1899, 2571, 4009, 7713, 12027, 16283, 36081, 48849, 146547, 180827, 542481, 1627443, 3435713, 10307139, 30921417]

約数ペア:

[(1, 30921417), (3, 10307139), (9, 3435713), (19, 1627443), (57, 542481), (171, 180827), (211, 146547), (633, 48849), (857, 36081), (1899, 16283), (2571, 12027), (4009, 7713)]