77818401

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1883

約数の個数: 40

約数和(自身を含む): 127125504

約数和(自身を除く): 49307103

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 279, 459, 527, 837, 1377, 1581, 1823, 2511, 4743, 5469, 14229, 16407, 30991, 42687, 49221, 56513, 92973, 147663, 169539, 278919, 508617, 836757, 960721, 1525851, 2510271, 2882163, 4577553, 8646489, 25939467, 77818401]

約数ペア:

[(1, 77818401), (3, 25939467), (9, 8646489), (17, 4577553), (27, 2882163), (31, 2510271), (51, 1525851), (81, 960721), (93, 836757), (153, 508617), (279, 278919), (459, 169539), (527, 147663), (837, 92973), (1377, 56513), (1581, 49221), (1823, 42687), (2511, 30991), (4743, 16407), (5469, 14229)]