128520453565

素因数分解:

$5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{10402303}}^1$

素因数の和:10402668

約数の個数: 16

約数和(自身を含む): 176755949568

約数和(自身を除く): 48235496003

約数列:

[1, 5, 7, 35, 353, 1765, 2471, 12355, 10402303, 52011515, 72816121, 364080605, 3672012959, 18360064795, 25704090713, 128520453565]

約数ペア:

[(1, 128520453565), (5, 25704090713), (7, 18360064795), (35, 3672012959), (353, 364080605), (1765, 72816121), (2471, 52011515), (12355, 10402303)]