12990016

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{1201}}^1$

素因数の和:1239

約数の個数: 42

約数和(自身を含む): 27935682

約数和(自身を除く): 14945666

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1201, 1352, 2402, 2704, 4804, 5408, 9608, 10816, 15613, 19216, 31226, 38432, 62452, 76864, 124904, 202969, 249808, 405938, 499616, 811876, 999232, 1623752, 3247504, 6495008, 12990016]

約数ペア:

[(1, 12990016), (2, 6495008), (4, 3247504), (8, 1623752), (13, 999232), (16, 811876), (26, 499616), (32, 405938), (52, 249808), (64, 202969), (104, 124904), (169, 76864), (208, 62452), (338, 38432), (416, 31226), (676, 19216), (832, 15613), (1201, 10816), (1352, 9608), (2402, 5408), (2704, 4804)]