81657396

素因数分解:

$2^2\times 3^4\times {\mathrm{252029}}^1$

素因数の和:252045

約数の個数: 30

約数和(自身を含む): 213469410

約数和(自身を除く): 131812014

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 252029, 504058, 756087, 1008116, 1512174, 2268261, 3024348, 4536522, 6804783, 9073044, 13609566, 20414349, 27219132, 40828698, 81657396]

約数ペア:

[(1, 81657396), (2, 40828698), (3, 27219132), (4, 20414349), (6, 13609566), (9, 9073044), (12, 6804783), (18, 4536522), (27, 3024348), (36, 2268261), (54, 1512174), (81, 1008116), (108, 756087), (162, 504058), (324, 252029)]