245659715

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^2\times {\mathrm{409}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 340326240

約数和(自身を除く): 94666525

約数列:

[1, 5, 7, 35, 131, 409, 655, 917, 2045, 2863, 4585, 14315, 17161, 53579, 85805, 120127, 267895, 375053, 600635, 1875265, 7018849, 35094245, 49131943, 245659715]

約数ペア:

[(1, 245659715), (5, 49131943), (7, 35094245), (35, 7018849), (131, 1875265), (409, 600635), (655, 375053), (917, 267895), (2045, 120127), (2863, 85805), (4585, 53579), (14315, 17161)]