78864079

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 105062400

約数和(自身を除く): 26198321

約数列:

[1, 7, 19, 23, 29, 49, 127, 133, 161, 203, 437, 551, 667, 889, 931, 1127, 1421, 2413, 2921, 3059, 3683, 3857, 4669, 6223, 12673, 16891, 20447, 21413, 25781, 26999, 32683, 55499, 69977, 84709, 88711, 118237, 143129, 180467, 388493, 489839, 592963, 620977, 1609471, 2719451, 3428873, 4150741, 11266297, 78864079]

約数ペア:

[(1, 78864079), (7, 11266297), (19, 4150741), (23, 3428873), (29, 2719451), (49, 1609471), (127, 620977), (133, 592963), (161, 489839), (203, 388493), (437, 180467), (551, 143129), (667, 118237), (889, 88711), (931, 84709), (1127, 69977), (1421, 55499), (2413, 32683), (2921, 26999), (3059, 25781), (3683, 21413), (3857, 20447), (4669, 16891), (6223, 12673)]