81396678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 196266240

約数和(自身を除く): 114869562

約数列:

[1, 2, 3, 6, 11, 22, 23, 29, 33, 43, 46, 58, 66, 69, 86, 87, 129, 138, 174, 253, 258, 319, 473, 506, 638, 667, 759, 946, 957, 989, 1247, 1334, 1419, 1518, 1849, 1914, 1978, 2001, 2494, 2838, 2967, 3698, 3741, 4002, 5547, 5934, 7337, 7482, 10879, 11094, 13717, 14674, 20339, 21758, 22011, 27434, 28681, 32637, 40678, 41151, 42527, 44022, 53621, 57362, 61017, 65274, 82302, 85054, 86043, 107242, 122034, 127581, 160863, 172086, 255162, 315491, 321726, 467797, 589831, 630982, 935594, 946473, 1179662, 1233283, 1403391, 1769493, 1892946, 2466566, 2806782, 3538986, 3699849, 7399698, 13566113, 27132226, 40698339, 81396678]

約数ペア:

[(1, 81396678), (2, 40698339), (3, 27132226), (6, 13566113), (11, 7399698), (22, 3699849), (23, 3538986), (29, 2806782), (33, 2466566), (43, 1892946), (46, 1769493), (58, 1403391), (66, 1233283), (69, 1179662), (86, 946473), (87, 935594), (129, 630982), (138, 589831), (174, 467797), (253, 321726), (258, 315491), (319, 255162), (473, 172086), (506, 160863), (638, 127581), (667, 122034), (759, 107242), (946, 86043), (957, 85054), (989, 82302), (1247, 65274), (1334, 61017), (1419, 57362), (1518, 53621), (1849, 44022), (1914, 42527), (1978, 41151), (2001, 40678), (2494, 32637), (2838, 28681), (2967, 27434), (3698, 22011), (3741, 21758), (4002, 20339), (5547, 14674), (5934, 13717), (7337, 11094), (7482, 10879)]