197904495

素因数分解:

$3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{72893}}^1$

素因数の和:73082

約数の個数: 16

約数和(自身を含む): 318400992

約数和(自身を除く): 120496497

約数列:

[1, 3, 5, 15, 181, 543, 905, 2715, 72893, 218679, 364465, 1093395, 13193633, 39580899, 65968165, 197904495]

約数ペア:

[(1, 197904495), (3, 65968165), (5, 39580899), (15, 13193633), (181, 1093395), (543, 364465), (905, 218679), (2715, 72893)]