16857075

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{5227}}^1$

素因数の和:5283

約数の個数: 24

約数和(自身を含む): 28523968

約数和(自身を除く): 11666893

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 5227, 15681, 26135, 78405, 130675, 224761, 392025, 674283, 1123805, 3371415, 5619025, 16857075]

約数ペア:

[(1, 16857075), (3, 5619025), (5, 3371415), (15, 1123805), (25, 674283), (43, 392025), (75, 224761), (129, 130675), (215, 78405), (645, 26135), (1075, 15681), (3225, 5227)]