678493948

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1181}}^1\times {\mathrm{1187}}^1$

素因数の和:2394

約数の個数: 36

約数和(自身を含む): 1307325096

約数和(自身を除く): 628831148

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1181, 1187, 2362, 2374, 4724, 4748, 12991, 13057, 25982, 26114, 51964, 52228, 142901, 143627, 285802, 287254, 571604, 574508, 1401847, 2803694, 5607388, 15420317, 30840634, 61681268, 169623487, 339246974, 678493948]

約数ペア:

[(1, 678493948), (2, 339246974), (4, 169623487), (11, 61681268), (22, 30840634), (44, 15420317), (121, 5607388), (242, 2803694), (484, 1401847), (1181, 574508), (1187, 571604), (2362, 287254), (2374, 285802), (4724, 143627), (4748, 142901), (12991, 52228), (13057, 51964), (25982, 26114)]