280888989

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{33073}}^1$

素因数の和:33244

約数の個数: 16

約数和(自身を含む): 396888000

約数和(自身を除く): 115999011

約数列:

[1, 3, 19, 57, 149, 447, 2831, 8493, 33073, 99219, 628387, 1885161, 4927877, 14783631, 93629663, 280888989]

約数ペア:

[(1, 280888989), (3, 93629663), (19, 14783631), (57, 4927877), (149, 1885161), (447, 628387), (2831, 99219), (8493, 33073)]