18215265

素因数分解:

$3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4481}}^1$

素因数の和:4760

約数の個数: 16

約数和(自身を含む): 29258496

約数和(自身を除く): 11043231

約数列:

[1, 3, 5, 15, 271, 813, 1355, 4065, 4481, 13443, 22405, 67215, 1214351, 3643053, 6071755, 18215265]

約数ペア:

[(1, 18215265), (3, 6071755), (5, 3643053), (15, 1214351), (271, 67215), (813, 22405), (1355, 13443), (4065, 4481)]