86291289

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{37019}}^1$

素因数の和:37069

約数の個数: 24

約数和(自身を含む): 146303040

約数和(自身を除く): 60011751

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 37019, 111057, 259133, 333171, 777399, 1369703, 2332197, 4109109, 9587921, 12327327, 28763763, 86291289]

約数ペア:

[(1, 86291289), (3, 28763763), (7, 12327327), (9, 9587921), (21, 4109109), (37, 2332197), (63, 1369703), (111, 777399), (259, 333171), (333, 259133), (777, 111057), (2331, 37019)]