90862009

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{8231}}^1$

素因数の和:8340

約数の個数: 16

約数和(自身を含む): 110638080

約数和(自身を除く): 19776071

約数列:

[1, 7, 19, 83, 133, 581, 1577, 8231, 11039, 57617, 156389, 683173, 1094723, 4782211, 12980287, 90862009]

約数ペア:

[(1, 90862009), (7, 12980287), (19, 4782211), (83, 1094723), (133, 683173), (581, 156389), (1577, 57617), (8231, 11039)]