81490542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{733}}^1\times {\mathrm{2647}}^1$

素因数の和:3392

約数の個数: 32

約数和(自身を含む): 186588672

約数和(自身を除く): 105098130

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 733, 1466, 2199, 2647, 4398, 5131, 5294, 7941, 10262, 15393, 15882, 18529, 30786, 37058, 55587, 111174, 1940251, 3880502, 5820753, 11641506, 13581757, 27163514, 40745271, 81490542]

約数ペア:

[(1, 81490542), (2, 40745271), (3, 27163514), (6, 13581757), (7, 11641506), (14, 5820753), (21, 3880502), (42, 1940251), (733, 111174), (1466, 55587), (2199, 37058), (2647, 30786), (4398, 18529), (5131, 15882), (5294, 15393), (7941, 10262)]