12722703

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 21275136

約数和(自身を除く): 8552433

約数列:

[1, 3, 7, 21, 23, 49, 53, 69, 71, 147, 159, 161, 213, 371, 483, 497, 1113, 1127, 1219, 1491, 1633, 2597, 3381, 3479, 3657, 3763, 4899, 7791, 8533, 10437, 11289, 11431, 25599, 26341, 34293, 59731, 79023, 80017, 86549, 179193, 184387, 240051, 259647, 553161, 605843, 1817529, 4240901, 12722703]

約数ペア:

[(1, 12722703), (3, 4240901), (7, 1817529), (21, 605843), (23, 553161), (49, 259647), (53, 240051), (69, 184387), (71, 179193), (147, 86549), (159, 80017), (161, 79023), (213, 59731), (371, 34293), (483, 26341), (497, 25599), (1113, 11431), (1127, 11289), (1219, 10437), (1491, 8533), (1633, 7791), (2597, 4899), (3381, 3763), (3479, 3657)]