12971079

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:348

約数の個数: 36

約数和(自身を含む): 21149128

約数和(自身を除く): 8178049

約数列:

[1, 3, 9, 11, 33, 43, 99, 121, 129, 277, 363, 387, 473, 831, 1089, 1419, 2493, 3047, 4257, 5203, 9141, 11911, 15609, 27423, 33517, 35733, 46827, 100551, 107199, 131021, 301653, 393063, 1179189, 1441231, 4323693, 12971079]

約数ペア:

[(1, 12971079), (3, 4323693), (9, 1441231), (11, 1179189), (33, 393063), (43, 301653), (99, 131021), (121, 107199), (129, 100551), (277, 46827), (363, 35733), (387, 33517), (473, 27423), (831, 15609), (1089, 11911), (1419, 9141), (2493, 5203), (3047, 4257)]