2289681

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:765

約数の個数: 16

約数和(自身を含む): 3422400

約数和(自身を除く): 1132719

約数列:

[1, 3, 9, 27, 137, 411, 619, 1233, 1857, 3699, 5571, 16713, 84803, 254409, 763227, 2289681]

約数ペア:

[(1, 2289681), (3, 763227), (9, 254409), (27, 84803), (137, 16713), (411, 5571), (619, 3699), (1233, 1857)]