129356838

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 314677440

約数和(自身を除く): 185320602

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 239, 257, 351, 478, 514, 702, 717, 771, 1053, 1434, 1542, 2106, 2151, 2313, 3107, 3341, 4302, 4626, 6214, 6453, 6682, 6939, 9321, 10023, 12906, 13878, 18642, 19359, 20046, 20817, 27963, 30069, 38718, 41634, 55926, 60138, 61423, 83889, 90207, 122846, 167778, 180414, 184269, 251667, 270621, 368538, 503334, 541242, 552807, 798499, 1105614, 1596998, 1658421, 2395497, 3316842, 4790994, 4975263, 7186491, 9950526, 14372982, 21559473, 43118946, 64678419, 129356838]

約数ペア:

[(1, 129356838), (2, 64678419), (3, 43118946), (6, 21559473), (9, 14372982), (13, 9950526), (18, 7186491), (26, 4975263), (27, 4790994), (39, 3316842), (54, 2395497), (78, 1658421), (81, 1596998), (117, 1105614), (162, 798499), (234, 552807), (239, 541242), (257, 503334), (351, 368538), (478, 270621), (514, 251667), (702, 184269), (717, 180414), (771, 167778), (1053, 122846), (1434, 90207), (1542, 83889), (2106, 61423), (2151, 60138), (2313, 55926), (3107, 41634), (3341, 38718), (4302, 30069), (4626, 27963), (6214, 20817), (6453, 20046), (6682, 19359), (6939, 18642), (9321, 13878), (10023, 12906)]