140473151

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2141}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 177768864

約数和(自身を除く): 37295713

約数列:

[1, 7, 13, 49, 91, 103, 637, 721, 1339, 2141, 5047, 9373, 14987, 27833, 65611, 104909, 194831, 220523, 1363817, 1543661, 2866799, 10805627, 20067593, 140473151]

約数ペア:

[(1, 140473151), (7, 20067593), (13, 10805627), (49, 2866799), (91, 1543661), (103, 1363817), (637, 220523), (721, 194831), (1339, 104909), (2141, 65611), (5047, 27833), (9373, 14987)]