40804881

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 60775680

約数和(自身を除く): 19970799

約数列:

[1, 3, 13, 39, 41, 123, 151, 169, 453, 507, 533, 1599, 1963, 2197, 5889, 6191, 6591, 6929, 18573, 20787, 25519, 76557, 80483, 90077, 241449, 270231, 331747, 995241, 1046279, 3138837, 13601627, 40804881]

約数ペア:

[(1, 40804881), (3, 13601627), (13, 3138837), (39, 1046279), (41, 995241), (123, 331747), (151, 270231), (169, 241449), (453, 90077), (507, 80483), (533, 76557), (1599, 25519), (1963, 20787), (2197, 18573), (5889, 6929), (6191, 6591)]