28238825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 37134528

約数和(自身を除く): 8895703

約数列:

[1, 5, 23, 25, 67, 115, 335, 575, 733, 1541, 1675, 3665, 7705, 16859, 18325, 38525, 49111, 84295, 245555, 421475, 1129553, 1227775, 5647765, 28238825]

約数ペア:

[(1, 28238825), (5, 5647765), (23, 1227775), (25, 1129553), (67, 421475), (115, 245555), (335, 84295), (575, 49111), (733, 38525), (1541, 18325), (1675, 16859), (3665, 7705)]