78931359

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 130210080

約数和(自身を除く): 51278721

約数列:

[1, 3, 9, 13, 29, 39, 43, 87, 117, 129, 261, 377, 387, 541, 559, 1131, 1247, 1623, 1677, 3393, 3741, 4869, 5031, 7033, 11223, 15689, 16211, 21099, 23263, 47067, 48633, 63297, 69789, 141201, 145899, 203957, 209367, 302419, 611871, 674627, 907257, 1835613, 2023881, 2721771, 6071643, 8770151, 26310453, 78931359]

約数ペア:

[(1, 78931359), (3, 26310453), (9, 8770151), (13, 6071643), (29, 2721771), (39, 2023881), (43, 1835613), (87, 907257), (117, 674627), (129, 611871), (261, 302419), (377, 209367), (387, 203957), (541, 145899), (559, 141201), (1131, 69789), (1247, 63297), (1623, 48633), (1677, 47067), (3393, 23263), (3741, 21099), (4869, 16211), (5031, 15689), (7033, 11223)]