158333721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1721}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 260752128

約数和(自身を除く): 102418407

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 337, 1011, 1721, 2359, 4381, 5163, 7077, 12047, 13143, 22373, 30667, 36141, 67119, 92001, 156611, 469833, 579977, 1739931, 4059839, 7539701, 12179517, 22619103, 52777907, 158333721]

約数ペア:

[(1, 158333721), (3, 52777907), (7, 22619103), (13, 12179517), (21, 7539701), (39, 4059839), (91, 1739931), (273, 579977), (337, 469833), (1011, 156611), (1721, 92001), (2359, 67119), (4381, 36141), (5163, 30667), (7077, 22373), (12047, 13143)]