39390515

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 50566320

約数和(自身を除く): 11175805

約数列:

[1, 5, 19, 95, 139, 157, 361, 695, 785, 1805, 2641, 2983, 13205, 14915, 21823, 50179, 56677, 109115, 250895, 283385, 414637, 2073185, 7878103, 39390515]

約数ペア:

[(1, 39390515), (5, 7878103), (19, 2073185), (95, 414637), (139, 283385), (157, 250895), (361, 109115), (695, 56677), (785, 50179), (1805, 21823), (2641, 14915), (2983, 13205)]