686888109

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{1440017}}^1$

素因数の和:1440076

約数の個数: 12

約数和(自身を含む): 1010892636

約数和(自身を除く): 324004527

約数列:

[1, 3, 9, 53, 159, 477, 1440017, 4320051, 12960153, 76320901, 228962703, 686888109]

約数ペア:

[(1, 686888109), (3, 228962703), (9, 76320901), (53, 12960153), (159, 4320051), (477, 1440017)]