71572707

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{367}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 110223360

約数和(自身を除く): 38650653

約数列:

[1, 3, 9, 27, 31, 93, 233, 279, 367, 699, 837, 1101, 2097, 3303, 6291, 7223, 9909, 11377, 21669, 34131, 65007, 85511, 102393, 195021, 256533, 307179, 769599, 2308797, 2650841, 7952523, 23857569, 71572707]

約数ペア:

[(1, 71572707), (3, 23857569), (9, 7952523), (27, 2650841), (31, 2308797), (93, 769599), (233, 307179), (279, 256533), (367, 195021), (699, 102393), (837, 85511), (1101, 65007), (2097, 34131), (3303, 21669), (6291, 11377), (7223, 9909)]