28848170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221909}}^1$

素因数の和:221929

約数の個数: 16

約数和(自身を含む): 55921320

約数和(自身を除く): 27073150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 221909, 443818, 1109545, 2219090, 2884817, 5769634, 14424085, 28848170]

約数ペア:

[(1, 28848170), (2, 14424085), (5, 5769634), (10, 2884817), (13, 2219090), (26, 1109545), (65, 443818), (130, 221909)]