15309729

素因数分解:

$3^6\times {\mathrm{21001}}^1$

素因数の和:21019

約数の個数: 14

約数和(自身を含む): 22955186

約数和(自身を除く): 7645457

約数列:

[1, 3, 9, 27, 81, 243, 729, 21001, 63003, 189009, 567027, 1701081, 5103243, 15309729]

約数ペア:

[(1, 15309729), (3, 5103243), (9, 1701081), (27, 567027), (81, 189009), (243, 63003), (729, 21001)]