55438275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43481}}^1$

素因数の和:43511

約数の個数: 24

約数和(自身を含む): 97051824

約数和(自身を除く): 41613549

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 43481, 130443, 217405, 652215, 739177, 1087025, 2217531, 3261075, 3695885, 11087655, 18479425, 55438275]

約数ペア:

[(1, 55438275), (3, 18479425), (5, 11087655), (15, 3695885), (17, 3261075), (25, 2217531), (51, 1087025), (75, 739177), (85, 652215), (255, 217405), (425, 130443), (1275, 43481)]