15905121

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{653}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 22225536

約数和(自身を除く): 6320415

約数列:

[1, 3, 23, 69, 353, 653, 1059, 1959, 8119, 15019, 24357, 45057, 230509, 691527, 5301707, 15905121]

約数ペア:

[(1, 15905121), (3, 5301707), (23, 691527), (69, 230509), (353, 45057), (653, 24357), (1059, 15019), (1959, 8119)]