72689407

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{1279}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 86999040

約数和(自身を除く): 14309633

約数列:

[1, 7, 23, 161, 353, 1279, 2471, 8119, 8953, 29417, 56833, 205919, 451487, 3160409, 10384201, 72689407]

約数ペア:

[(1, 72689407), (7, 10384201), (23, 3160409), (161, 451487), (353, 205919), (1279, 56833), (2471, 29417), (8119, 8953)]