79820253

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1301}}^1$

素因数の和:1725

約数の個数: 24

約数和(自身を含む): 122476536

約数和(自身を除く): 42656283

約数列:

[1, 3, 9, 17, 51, 153, 401, 1203, 1301, 3609, 3903, 6817, 11709, 20451, 22117, 61353, 66351, 199053, 521701, 1565103, 4695309, 8868917, 26606751, 79820253]

約数ペア:

[(1, 79820253), (3, 26606751), (9, 8868917), (17, 4695309), (51, 1565103), (153, 521701), (401, 199053), (1203, 66351), (1301, 61353), (3609, 22117), (3903, 20451), (6817, 11709)]