20129040015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27386449}}^1$

素因数の和:27386471

約数の個数: 24

約数和(自身を含む): 37464663600

約数和(自身を除く): 17335623585

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27386449, 82159347, 136932245, 191705143, 410796735, 575115429, 958525715, 1341936001, 2875577145, 4025808003, 6709680005, 20129040015]

約数ペア:

[(1, 20129040015), (3, 6709680005), (5, 4025808003), (7, 2875577145), (15, 1341936001), (21, 958525715), (35, 575115429), (49, 410796735), (105, 191705143), (147, 136932245), (245, 82159347), (735, 27386449)]