28293435

素因数分解:

$3^3\times 5^1\times {\mathrm{209581}}^1$

素因数の和:209595

約数の個数: 16

約数和(自身を含む): 50299680

約数和(自身を除く): 22006245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 209581, 628743, 1047905, 1886229, 3143715, 5658687, 9431145, 28293435]

約数ペア:

[(1, 28293435), (3, 9431145), (5, 5658687), (9, 3143715), (15, 1886229), (27, 1047905), (45, 628743), (135, 209581)]