189611973

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{2521}}^1$

素因数の和:2725

約数の個数: 24

約数和(自身を含む): 280517016

約数和(自身を除く): 90905043

約数列:

[1, 3, 9, 61, 137, 183, 411, 549, 1233, 2521, 7563, 8357, 22689, 25071, 75213, 153781, 345377, 461343, 1036131, 1384029, 3108393, 21067997, 63203991, 189611973]

約数ペア:

[(1, 189611973), (3, 63203991), (9, 21067997), (61, 3108393), (137, 1384029), (183, 1036131), (411, 461343), (549, 345377), (1233, 153781), (2521, 75213), (7563, 25071), (8357, 22689)]