28416514

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{337}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 51592320

約数和(自身を除く): 23175806

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 317, 337, 634, 674, 2219, 2359, 4438, 4718, 6023, 6403, 12046, 12806, 42161, 44821, 84322, 89642, 106829, 213658, 747803, 1495606, 2029751, 4059502, 14208257, 28416514]

約数ペア:

[(1, 28416514), (2, 14208257), (7, 4059502), (14, 2029751), (19, 1495606), (38, 747803), (133, 213658), (266, 106829), (317, 89642), (337, 84322), (634, 44821), (674, 42161), (2219, 12806), (2359, 12046), (4438, 6403), (4718, 6023)]