254692017

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{1801}}^1$

素因数の和:2653

約数の個数: 24

約数和(自身を含む): 387934560

約数和(自身を除く): 133242543

約数列:

[1, 3, 9, 19, 57, 171, 827, 1801, 2481, 5403, 7443, 15713, 16209, 34219, 47139, 102657, 141417, 307971, 1489427, 4468281, 13404843, 28299113, 84897339, 254692017]

約数ペア:

[(1, 254692017), (3, 84897339), (9, 28299113), (19, 13404843), (57, 4468281), (171, 1489427), (827, 307971), (1801, 141417), (2481, 102657), (5403, 47139), (7443, 34219), (15713, 16209)]