30945369

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 20148135

約数列:

[1, 3, 7, 13, 21, 39, 91, 263, 273, 431, 789, 1293, 1841, 3017, 3419, 5523, 5603, 9051, 10257, 16809, 23933, 39221, 71799, 113353, 117663, 340059, 793471, 1473589, 2380413, 4420767, 10315123, 30945369]

約数ペア:

[(1, 30945369), (3, 10315123), (7, 4420767), (13, 2380413), (21, 1473589), (39, 793471), (91, 340059), (263, 117663), (273, 113353), (431, 71799), (789, 39221), (1293, 23933), (1841, 16809), (3017, 10257), (3419, 9051), (5523, 5603)]