538157422

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{31321}}^1$

素因数の和:31416

約数の個数: 24

約数和(自身を含む): 899818416

約数和(自身を除く): 361660994

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1562, 8591, 17182, 31321, 62642, 344531, 689062, 2223791, 3789841, 4447582, 7579682, 24461701, 48923402, 269078711, 538157422]

約数ペア:

[(1, 538157422), (2, 269078711), (11, 48923402), (22, 24461701), (71, 7579682), (121, 4447582), (142, 3789841), (242, 2223791), (781, 689062), (1562, 344531), (8591, 62642), (17182, 31321)]