91971585

素因数分解:

$3^3\times 5^1\times {\mathrm{681271}}^1$

素因数の和:681285

約数の個数: 16

約数和(自身を含む): 163505280

約数和(自身を除く): 71533695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 681271, 2043813, 3406355, 6131439, 10219065, 18394317, 30657195, 91971585]

約数ペア:

[(1, 91971585), (3, 30657195), (5, 18394317), (9, 10219065), (15, 6131439), (27, 3406355), (45, 2043813), (135, 681271)]