208510657917

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{5292283}}^1$

素因数の和:5292880

約数の個数: 16

約数和(自身を含む): 290609899008

約数和(自身を除く): 82099241091

約数列:

[1, 3, 23, 69, 571, 1713, 13133, 39399, 5292283, 15876849, 121722509, 365167527, 3021893593, 9065680779, 69503552639, 208510657917]

約数ペア:

[(1, 208510657917), (3, 69503552639), (23, 9065680779), (69, 3021893593), (571, 365167527), (1713, 121722509), (13133, 15876849), (39399, 5292283)]