12993123

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 21030912

約数和(自身を除く): 8037789

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 977, 1023, 1209, 2931, 4433, 10747, 12701, 13299, 30287, 32241, 38103, 90861, 139711, 333157, 393731, 419133, 999471, 1181193, 4331041, 12993123]

約数ペア:

[(1, 12993123), (3, 4331041), (11, 1181193), (13, 999471), (31, 419133), (33, 393731), (39, 333157), (93, 139711), (143, 90861), (341, 38103), (403, 32241), (429, 30287), (977, 13299), (1023, 12701), (1209, 10747), (2931, 4433)]