19441215

素因数分解:

$3^5\times 5^1\times {\mathrm{16001}}^1$

素因数の和:16021

約数の個数: 24

約数和(自身を含む): 34948368

約数和(自身を除く): 15507153

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 16001, 48003, 80005, 144009, 240015, 432027, 720045, 1296081, 2160135, 3888243, 6480405, 19441215]

約数ペア:

[(1, 19441215), (3, 6480405), (5, 3888243), (9, 2160135), (15, 1296081), (27, 720045), (45, 432027), (81, 240015), (135, 144009), (243, 80005), (405, 48003), (1215, 16001)]