855975

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 1441872

約数和(自身を除く): 585897

約数列:

[1, 3, 5, 15, 25, 75, 101, 113, 303, 339, 505, 565, 1515, 1695, 2525, 2825, 7575, 8475, 11413, 34239, 57065, 171195, 285325, 855975]

約数ペア:

[(1, 855975), (3, 285325), (5, 171195), (15, 57065), (25, 34239), (75, 11413), (101, 8475), (113, 7575), (303, 2825), (339, 2525), (505, 1695), (565, 1515)]