69856587

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 111844656

約数和(自身を除く): 41988069

約数列:

[1, 3, 9, 17, 27, 51, 81, 97, 153, 291, 459, 523, 873, 1377, 1569, 1649, 2619, 4707, 4947, 7857, 8891, 14121, 14841, 26673, 42363, 44523, 50731, 80019, 133569, 152193, 240057, 456579, 720171, 862427, 1369737, 2587281, 4109211, 7761843, 23285529, 69856587]

約数ペア:

[(1, 69856587), (3, 23285529), (9, 7761843), (17, 4109211), (27, 2587281), (51, 1369737), (81, 862427), (97, 720171), (153, 456579), (291, 240057), (459, 152193), (523, 133569), (873, 80019), (1377, 50731), (1569, 44523), (1649, 42363), (2619, 26673), (4707, 14841), (4947, 14121), (7857, 8891)]