30285871

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 40320000

約数和(自身を除く): 10034129

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 343, 349, 539, 1127, 1771, 2443, 3773, 3839, 7889, 8027, 12397, 17101, 26873, 56189, 86779, 88297, 119707, 188111, 393323, 618079, 1316777, 2753261, 4326553, 30285871]

約数ペア:

[(1, 30285871), (7, 4326553), (11, 2753261), (23, 1316777), (49, 618079), (77, 393323), (161, 188111), (253, 119707), (343, 88297), (349, 86779), (539, 56189), (1127, 26873), (1771, 17101), (2443, 12397), (3773, 8027), (3839, 7889)]