51674721

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1289}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 83220480

約数和(自身を除く): 31545759

約数列:

[1, 3, 7, 21, 23, 69, 83, 161, 249, 483, 581, 1289, 1743, 1909, 3867, 5727, 9023, 13363, 27069, 29647, 40089, 88941, 106987, 207529, 320961, 622587, 748909, 2246727, 2460701, 7382103, 17224907, 51674721]

約数ペア:

[(1, 51674721), (3, 17224907), (7, 7382103), (21, 2460701), (23, 2246727), (69, 748909), (83, 622587), (161, 320961), (249, 207529), (483, 106987), (581, 88941), (1289, 40089), (1743, 29647), (1909, 27069), (3867, 13363), (5727, 9023)]