25518645

素因数分解:

$3^6\times 5^1\times {\mathrm{7001}}^1$

素因数の和:7024

約数の個数: 28

約数和(自身を含む): 45919116

約数和(自身を除く): 20400471

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 7001, 21003, 35005, 63009, 105015, 189027, 315045, 567081, 945135, 1701243, 2835405, 5103729, 8506215, 25518645]

約数ペア:

[(1, 25518645), (3, 8506215), (5, 5103729), (9, 2835405), (15, 1701243), (27, 945135), (45, 567081), (81, 315045), (135, 189027), (243, 105015), (405, 63009), (729, 35005), (1215, 21003), (3645, 7001)]