15718263

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 25280640

約数和(自身を除く): 9562377

約数列:

[1, 3, 11, 19, 33, 43, 53, 57, 121, 129, 159, 209, 363, 473, 583, 627, 817, 1007, 1419, 1749, 2279, 2299, 2451, 3021, 5203, 6413, 6837, 6897, 8987, 11077, 15609, 19239, 25069, 26961, 33231, 43301, 75207, 98857, 121847, 129903, 275759, 296571, 365541, 476311, 827277, 1428933, 5239421, 15718263]

約数ペア:

[(1, 15718263), (3, 5239421), (11, 1428933), (19, 827277), (33, 476311), (43, 365541), (53, 296571), (57, 275759), (121, 129903), (129, 121847), (159, 98857), (209, 75207), (363, 43301), (473, 33231), (583, 26961), (627, 25069), (817, 19239), (1007, 15609), (1419, 11077), (1749, 8987), (2279, 6897), (2299, 6837), (2451, 6413), (3021, 5203)]