1243137728

素因数分解:

$2^6\times 7^1\times {\mathrm{211}}^1\times {\mathrm{13151}}^1$

素因数の和:13381

約数の個数: 56

約数和(自身を含む): 2832835584

約数和(自身を除く): 1589697856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 211, 224, 422, 448, 844, 1477, 1688, 2954, 3376, 5908, 6752, 11816, 13151, 13504, 23632, 26302, 47264, 52604, 92057, 94528, 105208, 184114, 210416, 368228, 420832, 736456, 841664, 1472912, 2774861, 2945824, 5549722, 5891648, 11099444, 19424027, 22198888, 38848054, 44397776, 77696108, 88795552, 155392216, 177591104, 310784432, 621568864, 1243137728]

約数ペア:

[(1, 1243137728), (2, 621568864), (4, 310784432), (7, 177591104), (8, 155392216), (14, 88795552), (16, 77696108), (28, 44397776), (32, 38848054), (56, 22198888), (64, 19424027), (112, 11099444), (211, 5891648), (224, 5549722), (422, 2945824), (448, 2774861), (844, 1472912), (1477, 841664), (1688, 736456), (2954, 420832), (3376, 368228), (5908, 210416), (6752, 184114), (11816, 105208), (13151, 94528), (13504, 92057), (23632, 52604), (26302, 47264)]