42490149

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1949}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 62805600

約数和(自身を除く): 20315451

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 1677, 1949, 5847, 7267, 21801, 25337, 76011, 83807, 251421, 329381, 988143, 1089491, 3268473, 14163383, 42490149]

約数ペア:

[(1, 42490149), (3, 14163383), (13, 3268473), (39, 1089491), (43, 988143), (129, 329381), (169, 251421), (507, 83807), (559, 76011), (1677, 25337), (1949, 21801), (5847, 7267)]