81202374

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1674

約数の個数: 72

約数和(自身を含む): 201919536

約数和(自身を除く): 120717162

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 121, 138, 198, 207, 242, 253, 363, 414, 506, 726, 759, 1089, 1518, 1621, 2178, 2277, 2783, 3242, 4554, 4863, 5566, 8349, 9726, 14589, 16698, 17831, 25047, 29178, 35662, 37283, 50094, 53493, 74566, 106986, 111849, 160479, 196141, 223698, 320958, 335547, 392282, 410113, 588423, 671094, 820226, 1176846, 1230339, 1765269, 2460678, 3530538, 3691017, 4511243, 7382034, 9022486, 13533729, 27067458, 40601187, 81202374]

約数ペア:

[(1, 81202374), (2, 40601187), (3, 27067458), (6, 13533729), (9, 9022486), (11, 7382034), (18, 4511243), (22, 3691017), (23, 3530538), (33, 2460678), (46, 1765269), (66, 1230339), (69, 1176846), (99, 820226), (121, 671094), (138, 588423), (198, 410113), (207, 392282), (242, 335547), (253, 320958), (363, 223698), (414, 196141), (506, 160479), (726, 111849), (759, 106986), (1089, 74566), (1518, 53493), (1621, 50094), (2178, 37283), (2277, 35662), (2783, 29178), (3242, 25047), (4554, 17831), (4863, 16698), (5566, 14589), (8349, 9726)]