66608591

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 80326224

約数和(自身を除く): 13717633

約数列:

[1, 7, 43, 49, 101, 301, 313, 707, 2107, 2191, 4343, 4949, 13459, 15337, 30401, 31613, 94213, 212807, 221291, 659491, 1359359, 1549037, 9515513, 66608591]

約数ペア:

[(1, 66608591), (7, 9515513), (43, 1549037), (49, 1359359), (101, 659491), (301, 221291), (313, 212807), (707, 94213), (2107, 31613), (2191, 30401), (4343, 15337), (4949, 13459)]