688233964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{23311}}^1$

素因数の和:23398

約数の個数: 36

約数和(自身を含む): 1345615264

約数和(自身を除く): 657381300

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 671, 1342, 2684, 7381, 14762, 23311, 29524, 46622, 93244, 256421, 512842, 1025684, 1421971, 2820631, 2843942, 5641262, 5687884, 11282524, 15641681, 31283362, 62566724, 172058491, 344116982, 688233964]

約数ペア:

[(1, 688233964), (2, 344116982), (4, 172058491), (11, 62566724), (22, 31283362), (44, 15641681), (61, 11282524), (121, 5687884), (122, 5641262), (242, 2843942), (244, 2820631), (484, 1421971), (671, 1025684), (1342, 512842), (2684, 256421), (7381, 93244), (14762, 46622), (23311, 29524)]