177780317

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 219856896

約数和(自身を除く): 42076579

約数列:

[1, 11, 13, 23, 143, 191, 253, 283, 299, 2101, 2483, 3113, 3289, 3679, 4393, 6509, 27313, 40469, 48323, 54053, 57109, 71599, 84617, 594583, 628199, 702689, 930787, 1243219, 7729579, 13675409, 16161847, 177780317]

約数ペア:

[(1, 177780317), (11, 16161847), (13, 13675409), (23, 7729579), (143, 1243219), (191, 930787), (253, 702689), (283, 628199), (299, 594583), (2101, 84617), (2483, 71599), (3113, 57109), (3289, 54053), (3679, 48323), (4393, 40469), (6509, 27313)]