123485654

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 208882800

約数和(自身を除く): 85397146

約数列:

[1, 2, 17, 29, 34, 53, 58, 106, 139, 278, 289, 493, 578, 901, 986, 1537, 1802, 2363, 3074, 4031, 4726, 7367, 8062, 8381, 14734, 15317, 16762, 26129, 30634, 40171, 52258, 68527, 80342, 125239, 137054, 213643, 250478, 427286, 444193, 888386, 1164959, 2129063, 2329918, 3631931, 4258126, 7263862, 61742827, 123485654]

約数ペア:

[(1, 123485654), (2, 61742827), (17, 7263862), (29, 4258126), (34, 3631931), (53, 2329918), (58, 2129063), (106, 1164959), (139, 888386), (278, 444193), (289, 427286), (493, 250478), (578, 213643), (901, 137054), (986, 125239), (1537, 80342), (1802, 68527), (2363, 52258), (3074, 40171), (4031, 30634), (4726, 26129), (7367, 16762), (8062, 15317), (8381, 14734)]