86699907

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72431}}^1$

素因数の和:72463

約数の個数: 24

約数和(自身を含む): 150658560

約数和(自身を除く): 63958653

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 72431, 217293, 507017, 651879, 1376189, 1521051, 4128567, 4563153, 9633323, 12385701, 28899969, 86699907]

約数ペア:

[(1, 86699907), (3, 28899969), (7, 12385701), (9, 9633323), (19, 4563153), (21, 4128567), (57, 1521051), (63, 1376189), (133, 651879), (171, 507017), (399, 217293), (1197, 72431)]