38162943

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2741}}^1$

素因数の和:2784

約数の個数: 48

約数和(自身を含む): 71862336

約数和(自身を除く): 33699393

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 2741, 4641, 8223, 13923, 19187, 24669, 35633, 46597, 57561, 106899, 139791, 172683, 249431, 320697, 326179, 419373, 605761, 748293, 978537, 1817283, 2244879, 2935611, 4240327, 5451849, 12720981, 38162943]

約数ペア:

[(1, 38162943), (3, 12720981), (7, 5451849), (9, 4240327), (13, 2935611), (17, 2244879), (21, 1817283), (39, 978537), (51, 748293), (63, 605761), (91, 419373), (117, 326179), (119, 320697), (153, 249431), (221, 172683), (273, 139791), (357, 106899), (663, 57561), (819, 46597), (1071, 35633), (1547, 24669), (1989, 19187), (2741, 13923), (4641, 8223)]