389457894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{34217}}^1$

素因数の和:34500

約数の個数: 32

約数和(自身を含む): 893500416

約数和(自身を除く): 504042522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 271, 542, 813, 1626, 1897, 3794, 5691, 11382, 34217, 68434, 102651, 205302, 239519, 479038, 718557, 1437114, 9272807, 18545614, 27818421, 55636842, 64909649, 129819298, 194728947, 389457894]

約数ペア:

[(1, 389457894), (2, 194728947), (3, 129819298), (6, 64909649), (7, 55636842), (14, 27818421), (21, 18545614), (42, 9272807), (271, 1437114), (542, 718557), (813, 479038), (1626, 239519), (1897, 205302), (3794, 102651), (5691, 68434), (11382, 34217)]