30170721

素因数分解:

$3^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{1229}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 47113920

約数和(自身を除く): 16943199

約数列:

[1, 3, 7, 21, 49, 147, 167, 501, 1169, 1229, 3507, 3687, 8183, 8603, 24549, 25809, 60221, 180663, 205243, 615729, 1436701, 4310103, 10056907, 30170721]

約数ペア:

[(1, 30170721), (3, 10056907), (7, 4310103), (21, 1436701), (49, 615729), (147, 205243), (167, 180663), (501, 60221), (1169, 25809), (1229, 24549), (3507, 8603), (3687, 8183)]