15621508

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 33030144

約数和(自身を除く): 17408636

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 127, 161, 191, 254, 322, 382, 508, 644, 764, 889, 1337, 1778, 2674, 2921, 3556, 4393, 5348, 5842, 8786, 11684, 17572, 20447, 24257, 30751, 40894, 48514, 61502, 81788, 97028, 123004, 169799, 339598, 557911, 679196, 1115822, 2231644, 3905377, 7810754, 15621508]

約数ペア:

[(1, 15621508), (2, 7810754), (4, 3905377), (7, 2231644), (14, 1115822), (23, 679196), (28, 557911), (46, 339598), (92, 169799), (127, 123004), (161, 97028), (191, 81788), (254, 61502), (322, 48514), (382, 40894), (508, 30751), (644, 24257), (764, 20447), (889, 17572), (1337, 11684), (1778, 8786), (2674, 5842), (2921, 5348), (3556, 4393)]