71656581

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1013}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 108051840

約数和(自身を除く): 36395259

約数列:

[1, 3, 17, 19, 51, 57, 73, 219, 323, 969, 1013, 1241, 1387, 3039, 3723, 4161, 17221, 19247, 23579, 51663, 57741, 70737, 73949, 221847, 327199, 981597, 1257133, 1405031, 3771399, 4215093, 23885527, 71656581]

約数ペア:

[(1, 71656581), (3, 23885527), (17, 4215093), (19, 3771399), (51, 1405031), (57, 1257133), (73, 981597), (219, 327199), (323, 221847), (969, 73949), (1013, 70737), (1241, 57741), (1387, 51663), (3039, 23579), (3723, 19247), (4161, 17221)]