78636978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1093}}^1$

素因数の和:1679

約数の個数: 48

約数和(自身を含む): 195239616

約数和(自身を除く): 116602638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 571, 1093, 1142, 1713, 2186, 3279, 3426, 3997, 5139, 6558, 7651, 7994, 9837, 10278, 11991, 15302, 19674, 22953, 23982, 35973, 45906, 68859, 71946, 137718, 624103, 1248206, 1872309, 3744618, 4368721, 5616927, 8737442, 11233854, 13106163, 26212326, 39318489, 78636978]

約数ペア:

[(1, 78636978), (2, 39318489), (3, 26212326), (6, 13106163), (7, 11233854), (9, 8737442), (14, 5616927), (18, 4368721), (21, 3744618), (42, 1872309), (63, 1248206), (126, 624103), (571, 137718), (1093, 71946), (1142, 68859), (1713, 45906), (2186, 35973), (3279, 23982), (3426, 22953), (3997, 19674), (5139, 15302), (6558, 11991), (7651, 10278), (7994, 9837)]