40475253

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{857}}^1$

素因数の和:1053

約数の個数: 32

約数和(自身を含む): 66882816

約数和(自身を除く): 26407563

約数列:

[1, 3, 7, 13, 21, 39, 91, 173, 273, 519, 857, 1211, 2249, 2571, 3633, 5999, 6747, 11141, 15743, 17997, 33423, 47229, 77987, 148261, 233961, 444783, 1037827, 1927393, 3113481, 5782179, 13491751, 40475253]

約数ペア:

[(1, 40475253), (3, 13491751), (7, 5782179), (13, 3113481), (21, 1927393), (39, 1037827), (91, 444783), (173, 233961), (273, 148261), (519, 77987), (857, 47229), (1211, 33423), (2249, 17997), (2571, 15743), (3633, 11141), (5999, 6747)]