1330560027

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{40163}}^1$

素因数の和:40584

約数の個数: 20

約数和(自身を含む): 1992536040

約数和(自身を除く): 661976013

約数列:

[1, 3, 9, 27, 81, 409, 1227, 3681, 11043, 33129, 40163, 120489, 361467, 1084401, 3253203, 16426667, 49280001, 147840003, 443520009, 1330560027]

約数ペア:

[(1, 1330560027), (3, 443520009), (9, 147840003), (27, 49280001), (81, 16426667), (409, 3253203), (1227, 1084401), (3681, 361467), (11043, 120489), (33129, 40163)]