91716021

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{28229}}^1$

素因数の和:28273

約数の個数: 18

約数和(自身を含む): 139823190

約数和(自身を除く): 48107169

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 28229, 84687, 254061, 536351, 1609053, 4827159, 10190669, 30572007, 91716021]

約数ペア:

[(1, 91716021), (3, 30572007), (9, 10190669), (19, 4827159), (57, 1609053), (171, 536351), (361, 254061), (1083, 84687), (3249, 28229)]