30279109

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 37395648

約数和(自身を除く): 7116539

約数列:

[1, 7, 23, 49, 67, 161, 401, 469, 1127, 1541, 2807, 3283, 9223, 10787, 19649, 26867, 64561, 75509, 188069, 451927, 617941, 1316483, 4325587, 30279109]

約数ペア:

[(1, 30279109), (7, 4325587), (23, 1316483), (49, 617941), (67, 451927), (161, 188069), (401, 75509), (469, 64561), (1127, 26867), (1541, 19649), (2807, 10787), (3283, 9223)]