31179993

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 45588960

約数和(自身を除く): 14408967

約数列:

[1, 3, 13, 39, 89, 169, 267, 507, 691, 1157, 2073, 3471, 8983, 15041, 26949, 45123, 61499, 116779, 184497, 350337, 799487, 2398461, 10393331, 31179993]

約数ペア:

[(1, 31179993), (3, 10393331), (13, 2398461), (39, 799487), (89, 350337), (169, 184497), (267, 116779), (507, 61499), (691, 45123), (1157, 26949), (2073, 15041), (3471, 8983)]