77881263

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 110953920

約数和(自身を除く): 33072657

約数列:

[1, 3, 37, 41, 109, 111, 123, 157, 327, 471, 1517, 4033, 4469, 4551, 5809, 6437, 12099, 13407, 17113, 17427, 19311, 51339, 165353, 238169, 496059, 633181, 701633, 714507, 1899543, 2104899, 25960421, 77881263]

約数ペア:

[(1, 77881263), (3, 25960421), (37, 2104899), (41, 1899543), (109, 714507), (111, 701633), (123, 633181), (157, 496059), (327, 238169), (471, 165353), (1517, 51339), (4033, 19311), (4469, 17427), (4551, 17113), (5809, 13407), (6437, 12099)]