65921931

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{4261}}^1$

素因数の和:4464

約数の個数: 20

約数和(自身を含む): 99014784

約数和(自身を除く): 33092853

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 4261, 5157, 12783, 15471, 38349, 115047, 345141, 813851, 2441553, 7324659, 21973977, 65921931]

約数ペア:

[(1, 65921931), (3, 21973977), (9, 7324659), (27, 2441553), (81, 813851), (191, 345141), (573, 115047), (1719, 38349), (4261, 15471), (5157, 12783)]