172907449

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 205598304

約数和(自身を除く): 32690855

約数列:

[1, 11, 13, 143, 169, 281, 331, 1859, 3091, 3641, 3653, 4303, 40183, 47333, 47489, 55939, 93011, 522379, 615329, 1023121, 1209143, 13300573, 15718859, 172907449]

約数ペア:

[(1, 172907449), (11, 15718859), (13, 13300573), (143, 1209143), (169, 1023121), (281, 615329), (331, 522379), (1859, 93011), (3091, 55939), (3641, 47489), (3653, 47333), (4303, 40183)]