1987419

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 3386880

約数和(自身を除く): 1399461

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 293, 323, 357, 399, 879, 969, 2051, 2261, 4981, 5567, 6153, 6783, 14943, 16701, 34867, 38969, 94639, 104601, 116907, 283917, 662473, 1987419]

約数ペア:

[(1, 1987419), (3, 662473), (7, 283917), (17, 116907), (19, 104601), (21, 94639), (51, 38969), (57, 34867), (119, 16701), (133, 14943), (293, 6783), (323, 6153), (357, 5567), (399, 4981), (879, 2261), (969, 2051)]