223628041

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 283046400

約数和(自身を除く): 59418359

約数列:

[1, 7, 13, 53, 91, 199, 233, 371, 689, 1393, 1631, 2587, 3029, 4823, 10547, 12349, 18109, 21203, 46367, 73829, 86443, 137111, 160537, 324569, 602771, 959777, 1123759, 2457451, 4219397, 17202157, 31946863, 223628041]

約数ペア:

[(1, 223628041), (7, 31946863), (13, 17202157), (53, 4219397), (91, 2457451), (199, 1123759), (233, 959777), (371, 602771), (689, 324569), (1393, 160537), (1631, 137111), (2587, 86443), (3029, 73829), (4823, 46367), (10547, 21203), (12349, 18109)]