77497281

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5273}}^1$

素因数の和:5373

約数の個数: 24

約数和(自身を含む): 118475136

約数和(自身を除く): 40977855

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1633, 4899, 5273, 14697, 15819, 47457, 121279, 363837, 374383, 1091511, 1123149, 3369447, 8610809, 25832427, 77497281]

約数ペア:

[(1, 77497281), (3, 25832427), (9, 8610809), (23, 3369447), (69, 1123149), (71, 1091511), (207, 374383), (213, 363837), (639, 121279), (1633, 47457), (4899, 15819), (5273, 14697)]