86571999

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{506269}}^1$

素因数の和:506294

約数の個数: 12

約数和(自身を含む): 131630200

約数和(自身を除く): 45058201

約数列:

[1, 3, 9, 19, 57, 171, 506269, 1518807, 4556421, 9619111, 28857333, 86571999]

約数ペア:

[(1, 86571999), (3, 28857333), (9, 9619111), (19, 4556421), (57, 1518807), (171, 506269)]