16409470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 37366272

約数和(自身を除く): 20956802

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 101, 110, 154, 202, 211, 385, 422, 505, 707, 770, 1010, 1055, 1111, 1414, 1477, 2110, 2222, 2321, 2954, 3535, 4642, 5555, 7070, 7385, 7777, 11110, 11605, 14770, 15554, 16247, 21311, 23210, 32494, 38885, 42622, 77770, 81235, 106555, 149177, 162470, 213110, 234421, 298354, 468842, 745885, 1172105, 1491770, 1640947, 2344210, 3281894, 8204735, 16409470]

約数ペア:

[(1, 16409470), (2, 8204735), (5, 3281894), (7, 2344210), (10, 1640947), (11, 1491770), (14, 1172105), (22, 745885), (35, 468842), (55, 298354), (70, 234421), (77, 213110), (101, 162470), (110, 149177), (154, 106555), (202, 81235), (211, 77770), (385, 42622), (422, 38885), (505, 32494), (707, 23210), (770, 21311), (1010, 16247), (1055, 15554), (1111, 14770), (1414, 11605), (1477, 11110), (2110, 7777), (2222, 7385), (2321, 7070), (2954, 5555), (3535, 4642)]