218366943

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 327507840

約数和(自身を除く): 109140897

約数列:

[1, 3, 19, 41, 43, 53, 57, 123, 129, 159, 779, 817, 1007, 1681, 1763, 2173, 2279, 2337, 2451, 3021, 5043, 5289, 6519, 6837, 31939, 33497, 41287, 43301, 72283, 89093, 93439, 95817, 100491, 123861, 129903, 216849, 267279, 280317, 1373377, 1692767, 1775341, 3830999, 4120131, 5078301, 5326023, 11492997, 72788981, 218366943]

約数ペア:

[(1, 218366943), (3, 72788981), (19, 11492997), (41, 5326023), (43, 5078301), (53, 4120131), (57, 3830999), (123, 1775341), (129, 1692767), (159, 1373377), (779, 280317), (817, 267279), (1007, 216849), (1681, 129903), (1763, 123861), (2173, 100491), (2279, 95817), (2337, 93439), (2451, 89093), (3021, 72283), (5043, 43301), (5289, 41287), (6519, 33497), (6837, 31939)]