81945942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{1031}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 176843520

約数和(自身を除く): 94897578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1019, 1031, 2038, 2062, 3057, 3093, 6114, 6186, 13247, 13403, 26494, 26806, 39741, 40209, 79482, 80418, 1050589, 2101178, 3151767, 6303534, 13657657, 27315314, 40972971, 81945942]

約数ペア:

[(1, 81945942), (2, 40972971), (3, 27315314), (6, 13657657), (13, 6303534), (26, 3151767), (39, 2101178), (78, 1050589), (1019, 80418), (1031, 79482), (2038, 40209), (2062, 39741), (3057, 26806), (3093, 26494), (6114, 13403), (6186, 13247)]