13855245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21481}}^1$

素因数の和:21532

約数の個数: 16

約数和(自身を含む): 22684992

約数和(自身を除く): 8829747

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 21481, 64443, 107405, 322215, 923683, 2771049, 4618415, 13855245]

約数ペア:

[(1, 13855245), (3, 4618415), (5, 2771049), (15, 923683), (43, 322215), (129, 107405), (215, 64443), (645, 21481)]