51919161

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1283}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 82833408

約数和(自身を除く): 30914247

約数列:

[1, 3, 7, 21, 41, 47, 123, 141, 287, 329, 861, 987, 1283, 1927, 3849, 5781, 8981, 13489, 26943, 40467, 52603, 60301, 157809, 180903, 368221, 422107, 1104663, 1266321, 2472341, 7417023, 17306387, 51919161]

約数ペア:

[(1, 51919161), (3, 17306387), (7, 7417023), (21, 2472341), (41, 1266321), (47, 1104663), (123, 422107), (141, 368221), (287, 180903), (329, 157809), (861, 60301), (987, 52603), (1283, 40467), (1927, 26943), (3849, 13489), (5781, 8981)]