86781807

素因数分解:

$3^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1231}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 147445760

約数和(自身を除く): 60663953

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 373, 1119, 1231, 2611, 3357, 3693, 7833, 8617, 10071, 11079, 23499, 25851, 33237, 70497, 77553, 232659, 459163, 1377489, 3214141, 4132467, 9642423, 12397401, 28927269, 86781807]

約数ペア:

[(1, 86781807), (3, 28927269), (7, 12397401), (9, 9642423), (21, 4132467), (27, 3214141), (63, 1377489), (189, 459163), (373, 232659), (1119, 77553), (1231, 70497), (2611, 33237), (3357, 25851), (3693, 23499), (7833, 11079), (8617, 10071)]