198478086

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 429981696

約数和(自身を除く): 231503610

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 71, 94, 138, 141, 142, 213, 282, 426, 431, 862, 1081, 1293, 1633, 2162, 2586, 3243, 3266, 3337, 4899, 6486, 6674, 9798, 9913, 10011, 19826, 20022, 20257, 29739, 30601, 40514, 59478, 60771, 61202, 76751, 91803, 121542, 153502, 183606, 230253, 460506, 465911, 703823, 931822, 1397733, 1407646, 1438247, 2111469, 2795466, 2876494, 4222938, 4314741, 8629482, 33079681, 66159362, 99239043, 198478086]

約数ペア:

[(1, 198478086), (2, 99239043), (3, 66159362), (6, 33079681), (23, 8629482), (46, 4314741), (47, 4222938), (69, 2876494), (71, 2795466), (94, 2111469), (138, 1438247), (141, 1407646), (142, 1397733), (213, 931822), (282, 703823), (426, 465911), (431, 460506), (862, 230253), (1081, 183606), (1293, 153502), (1633, 121542), (2162, 91803), (2586, 76751), (3243, 61202), (3266, 60771), (3337, 59478), (4899, 40514), (6486, 30601), (6674, 29739), (9798, 20257), (9913, 20022), (10011, 19826)]