30726339

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18521}}^1$

素因数の和:18610

約数の個数: 16

約数和(自身を含む): 47416320

約数和(自身を除く): 16689981

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 18521, 55563, 129647, 388941, 1463159, 4389477, 10242113, 30726339]

約数ペア:

[(1, 30726339), (3, 10242113), (7, 4389477), (21, 1463159), (79, 388941), (237, 129647), (553, 55563), (1659, 18521)]