31282328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 74891520

約数和(自身を除く): 43609192

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 56, 77, 86, 88, 154, 172, 301, 308, 344, 473, 602, 616, 946, 1181, 1204, 1892, 2362, 2408, 3311, 3784, 4724, 6622, 8267, 9448, 12991, 13244, 16534, 25982, 26488, 33068, 50783, 51964, 66136, 90937, 101566, 103928, 181874, 203132, 355481, 363748, 406264, 558613, 710962, 727496, 1117226, 1421924, 2234452, 2843848, 3910291, 4468904, 7820582, 15641164, 31282328]

約数ペア:

[(1, 31282328), (2, 15641164), (4, 7820582), (7, 4468904), (8, 3910291), (11, 2843848), (14, 2234452), (22, 1421924), (28, 1117226), (43, 727496), (44, 710962), (56, 558613), (77, 406264), (86, 363748), (88, 355481), (154, 203132), (172, 181874), (301, 103928), (308, 101566), (344, 90937), (473, 66136), (602, 51964), (616, 50783), (946, 33068), (1181, 26488), (1204, 25982), (1892, 16534), (2362, 13244), (2408, 12991), (3311, 9448), (3784, 8267), (4724, 6622)]