280223815

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1\times {\mathrm{1663}}^1$

素因数の和:2238

約数の個数: 16

約数和(自身を含む): 342171648

約数和(自身を除く): 61947833

約数列:

[1, 5, 67, 335, 503, 1663, 2515, 8315, 33701, 111421, 168505, 557105, 836489, 4182445, 56044763, 280223815]

約数ペア:

[(1, 280223815), (5, 56044763), (67, 4182445), (335, 836489), (503, 557105), (1663, 168505), (2515, 111421), (8315, 33701)]