78716988

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{104123}}^1$

素因数の和:104143

約数の個数: 48

約数和(自身を含む): 233237760

約数和(自身を除く): 154520772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 104123, 208246, 312369, 416492, 624738, 728861, 937107, 1249476, 1457722, 1874214, 2186583, 2811321, 2915444, 3748428, 4373166, 5622642, 6559749, 8746332, 11245284, 13119498, 19679247, 26238996, 39358494, 78716988]

約数ペア:

[(1, 78716988), (2, 39358494), (3, 26238996), (4, 19679247), (6, 13119498), (7, 11245284), (9, 8746332), (12, 6559749), (14, 5622642), (18, 4373166), (21, 3748428), (27, 2915444), (28, 2811321), (36, 2186583), (42, 1874214), (54, 1457722), (63, 1249476), (84, 937107), (108, 728861), (126, 624738), (189, 416492), (252, 312369), (378, 208246), (756, 104123)]