215537853

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^2$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 304081344

約数和(自身を除く): 88543491

約数列:

[1, 3, 23, 69, 137, 151, 411, 453, 3151, 3473, 9453, 10419, 20687, 22801, 62061, 68403, 475801, 524423, 1427403, 1573269, 3123737, 9371211, 71845951, 215537853]

約数ペア:

[(1, 215537853), (3, 71845951), (23, 9371211), (69, 3123737), (137, 1573269), (151, 1427403), (411, 524423), (453, 475801), (3151, 68403), (3473, 62061), (9453, 22801), (10419, 20687)]