30819957

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77243}}^1$

素因数の和:77272

約数の個数: 16

約数和(自身を含む): 49436160

約数和(自身を除く): 18616203

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 77243, 231729, 540701, 1467617, 1622103, 4402851, 10273319, 30819957]

約数ペア:

[(1, 30819957), (3, 10273319), (7, 4402851), (19, 1622103), (21, 1467617), (57, 540701), (133, 231729), (399, 77243)]