81217799

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10607}}^1$

素因数の和:10670

約数の個数: 16

約数和(自身を含む): 95047680

約数和(自身を除く): 13829881

約数列:

[1, 13, 19, 31, 247, 403, 589, 7657, 10607, 137891, 201533, 328817, 2619929, 4274621, 6247523, 81217799]

約数ペア:

[(1, 81217799), (13, 6247523), (19, 4274621), (31, 2619929), (247, 328817), (403, 201533), (589, 137891), (7657, 10607)]