123123198

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 278765568

約数和(自身を除く): 155642370

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 127, 222, 254, 381, 397, 407, 762, 794, 814, 1191, 1221, 1397, 2382, 2442, 2794, 4191, 4367, 4699, 8382, 8734, 9398, 13101, 14097, 14689, 26202, 28194, 29378, 44067, 50419, 51689, 88134, 100838, 103378, 151257, 155067, 161579, 302514, 310134, 323158, 484737, 554609, 969474, 1109218, 1663827, 1865503, 3327654, 3731006, 5596509, 11193018, 20520533, 41041066, 61561599, 123123198]

約数ペア:

[(1, 123123198), (2, 61561599), (3, 41041066), (6, 20520533), (11, 11193018), (22, 5596509), (33, 3731006), (37, 3327654), (66, 1865503), (74, 1663827), (111, 1109218), (127, 969474), (222, 554609), (254, 484737), (381, 323158), (397, 310134), (407, 302514), (762, 161579), (794, 155067), (814, 151257), (1191, 103378), (1221, 100838), (1397, 88134), (2382, 51689), (2442, 50419), (2794, 44067), (4191, 29378), (4367, 28194), (4699, 26202), (8382, 14689), (8734, 14097), (9398, 13101)]