66399579

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1987}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 99240960

約数和(自身を除く): 32841381

約数列:

[1, 3, 9, 47, 79, 141, 237, 423, 711, 1987, 3713, 5961, 11139, 17883, 33417, 93389, 156973, 280167, 470919, 840501, 1412757, 7377731, 22133193, 66399579]

約数ペア:

[(1, 66399579), (3, 22133193), (9, 7377731), (47, 1412757), (79, 840501), (141, 470919), (237, 280167), (423, 156973), (711, 93389), (1987, 33417), (3713, 17883), (5961, 11139)]