40454721

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{16111}}^1$

素因数の和:16154

約数の個数: 20

約数和(自身を含む): 62385664

約数和(自身を除く): 21930943

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 16111, 48333, 144999, 434997, 499441, 1304991, 1498323, 4494969, 13484907, 40454721]

約数ペア:

[(1, 40454721), (3, 13484907), (9, 4494969), (27, 1498323), (31, 1304991), (81, 499441), (93, 434997), (279, 144999), (837, 48333), (2511, 16111)]