388266471

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{719}}^1\times {\mathrm{2069}}^1$

素因数の和:2823

約数の個数: 24

約数和(自身を含む): 581256000

約数和(自身を除く): 192989529

約数列:

[1, 3, 9, 29, 87, 261, 719, 2069, 2157, 6207, 6471, 18621, 20851, 60001, 62553, 180003, 187659, 540009, 1487611, 4462833, 13388499, 43140719, 129422157, 388266471]

約数ペア:

[(1, 388266471), (3, 129422157), (9, 43140719), (29, 13388499), (87, 4462833), (261, 1487611), (719, 540009), (2069, 187659), (2157, 180003), (6207, 62553), (6471, 60001), (18621, 20851)]