72977918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{3041}}^1$

素因数の和:3140

約数の個数: 24

約数和(自身を含む): 120244176

約数和(自身を除く): 47266258

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 923, 1846, 3041, 6082, 11999, 23998, 39533, 79066, 215911, 431822, 513929, 1027858, 2806843, 5613686, 36488959, 72977918]

約数ペア:

[(1, 72977918), (2, 36488959), (13, 5613686), (26, 2806843), (71, 1027858), (142, 513929), (169, 431822), (338, 215911), (923, 79066), (1846, 39533), (3041, 23998), (6082, 11999)]