66781364

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:696

約数の個数: 36

約数和(自身を含む): 127403136

約数和(自身を除く): 60621772

約数列:

[1, 2, 4, 13, 26, 52, 169, 223, 338, 443, 446, 676, 886, 892, 1772, 2899, 5759, 5798, 11518, 11596, 23036, 37687, 74867, 75374, 98789, 149734, 150748, 197578, 299468, 395156, 1284257, 2568514, 5137028, 16695341, 33390682, 66781364]

約数ペア:

[(1, 66781364), (2, 33390682), (4, 16695341), (13, 5137028), (26, 2568514), (52, 1284257), (169, 395156), (223, 299468), (338, 197578), (443, 150748), (446, 149734), (676, 98789), (886, 75374), (892, 74867), (1772, 37687), (2899, 23036), (5759, 11596), (5798, 11518)]