398488644

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{691}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 1026191712

約数和(自身を除く): 627703068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 193, 249, 332, 386, 498, 579, 691, 747, 772, 996, 1158, 1382, 1494, 1737, 2073, 2316, 2764, 2988, 3474, 4146, 6219, 6948, 8292, 12438, 16019, 24876, 32038, 48057, 57353, 64076, 96114, 114706, 133363, 144171, 172059, 192228, 229412, 266726, 288342, 344118, 400089, 516177, 533452, 576684, 688236, 800178, 1032354, 1200267, 1600356, 2064708, 2400534, 4801068, 11069129, 22138258, 33207387, 44276516, 66414774, 99622161, 132829548, 199244322, 398488644]

約数ペア:

[(1, 398488644), (2, 199244322), (3, 132829548), (4, 99622161), (6, 66414774), (9, 44276516), (12, 33207387), (18, 22138258), (36, 11069129), (83, 4801068), (166, 2400534), (193, 2064708), (249, 1600356), (332, 1200267), (386, 1032354), (498, 800178), (579, 688236), (691, 576684), (747, 533452), (772, 516177), (996, 400089), (1158, 344118), (1382, 288342), (1494, 266726), (1737, 229412), (2073, 192228), (2316, 172059), (2764, 144171), (2988, 133363), (3474, 114706), (4146, 96114), (6219, 64076), (6948, 57353), (8292, 48057), (12438, 32038), (16019, 24876)]