1623245

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 2253096

約数和(自身を除く): 629851

約数列:

[1, 5, 13, 17, 65, 85, 113, 169, 221, 565, 845, 1105, 1469, 1921, 2873, 7345, 9605, 14365, 19097, 24973, 95485, 124865, 324649, 1623245]

約数ペア:

[(1, 1623245), (5, 324649), (13, 124865), (17, 95485), (65, 24973), (85, 19097), (113, 14365), (169, 9605), (221, 7345), (565, 2873), (845, 1921), (1105, 1469)]