78864489

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2027}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 128494080

約数和(自身を除く): 49629591

約数列:

[1, 3, 9, 11, 27, 33, 99, 131, 297, 393, 1179, 1441, 2027, 3537, 4323, 6081, 12969, 18243, 22297, 38907, 54729, 66891, 200673, 265537, 602019, 796611, 2389833, 2920907, 7169499, 8762721, 26288163, 78864489]

約数ペア:

[(1, 78864489), (3, 26288163), (9, 8762721), (11, 7169499), (27, 2920907), (33, 2389833), (99, 796611), (131, 602019), (297, 265537), (393, 200673), (1179, 66891), (1441, 54729), (2027, 38907), (3537, 22297), (4323, 18243), (6081, 12969)]