2814903

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:524

約数の個数: 36

約数和(自身を含む): 5104008

約数和(自身を除く): 2289105

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 491, 637, 819, 1473, 1911, 3437, 4419, 5733, 6383, 10311, 19149, 24059, 30933, 44681, 57447, 72177, 134043, 216531, 312767, 402129, 938301, 2814903]

約数ペア:

[(1, 2814903), (3, 938301), (7, 402129), (9, 312767), (13, 216531), (21, 134043), (39, 72177), (49, 57447), (63, 44681), (91, 30933), (117, 24059), (147, 19149), (273, 10311), (441, 6383), (491, 5733), (637, 4419), (819, 3437), (1473, 1911)]