71808051

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2833}}^1$

素因数の和:2931

約数の個数: 32

約数和(自身を含む): 117531648

約数和(自身を除く): 45723597

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1207, 1491, 2833, 3621, 8449, 8499, 19831, 25347, 48161, 59493, 144483, 201143, 337127, 603429, 1011381, 1408001, 3419431, 4224003, 10258293, 23936017, 71808051]

約数ペア:

[(1, 71808051), (3, 23936017), (7, 10258293), (17, 4224003), (21, 3419431), (51, 1408001), (71, 1011381), (119, 603429), (213, 337127), (357, 201143), (497, 144483), (1207, 59493), (1491, 48161), (2833, 25347), (3621, 19831), (8449, 8499)]