28325943

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2508

約数の個数: 20

約数和(自身を含む): 42616200

約数和(自身を除く): 14290257

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 2347, 4023, 7041, 12069, 21123, 63369, 190107, 349703, 1049109, 3147327, 9441981, 28325943]

約数ペア:

[(1, 28325943), (3, 9441981), (9, 3147327), (27, 1049109), (81, 349703), (149, 190107), (447, 63369), (1341, 21123), (2347, 12069), (4023, 7041)]