42721588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 92587264

約数和(自身を除く): 49865676

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 241, 364, 482, 487, 964, 974, 1687, 1948, 3133, 3374, 3409, 6266, 6331, 6748, 6818, 12532, 12662, 13636, 21931, 25324, 43862, 44317, 87724, 88634, 117367, 177268, 234734, 469468, 821569, 1525771, 1643138, 3051542, 3286276, 6103084, 10680397, 21360794, 42721588]

約数ペア:

[(1, 42721588), (2, 21360794), (4, 10680397), (7, 6103084), (13, 3286276), (14, 3051542), (26, 1643138), (28, 1525771), (52, 821569), (91, 469468), (182, 234734), (241, 177268), (364, 117367), (482, 88634), (487, 87724), (964, 44317), (974, 43862), (1687, 25324), (1948, 21931), (3133, 13636), (3374, 12662), (3409, 12532), (6266, 6818), (6331, 6748)]