28608021

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10631}}^1$

素因数の和:10673

約数の個数: 24

約数和(自身を含む): 46440576

約数和(自身を除く): 17832555

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 10631, 31893, 95679, 138203, 244513, 414609, 733539, 1243827, 2200617, 3178669, 9536007, 28608021]

約数ペア:

[(1, 28608021), (3, 9536007), (9, 3178669), (13, 2200617), (23, 1243827), (39, 733539), (69, 414609), (117, 244513), (207, 138203), (299, 95679), (897, 31893), (2691, 10631)]