28711365

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24229}}^1$

素因数の和:24316

約数の個数: 16

約数和(自身を含む): 46521600

約数和(自身を除く): 17810235

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 24229, 72687, 121145, 363435, 1914091, 5742273, 9570455, 28711365]

約数ペア:

[(1, 28711365), (3, 9570455), (5, 5742273), (15, 1914091), (79, 363435), (237, 121145), (395, 72687), (1185, 24229)]