81346728

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^2\times {\mathrm{3527}}^1$

素因数の和:3598

約数の個数: 48

約数和(自身を含む): 210198240

約数和(自身を除く): 128851512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 961, 1922, 2883, 3527, 3844, 5766, 7054, 7688, 10581, 11532, 14108, 21162, 23064, 28216, 42324, 84648, 109337, 218674, 328011, 437348, 656022, 874696, 1312044, 2624088, 3389447, 6778894, 10168341, 13557788, 20336682, 27115576, 40673364, 81346728]

約数ペア:

[(1, 81346728), (2, 40673364), (3, 27115576), (4, 20336682), (6, 13557788), (8, 10168341), (12, 6778894), (24, 3389447), (31, 2624088), (62, 1312044), (93, 874696), (124, 656022), (186, 437348), (248, 328011), (372, 218674), (744, 109337), (961, 84648), (1922, 42324), (2883, 28216), (3527, 23064), (3844, 21162), (5766, 14108), (7054, 11532), (7688, 10581)]