9789905.00000000

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 39396108

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 29, 33, 34, 44, 51, 58, 66, 68, 87, 102, 116, 132, 174, 187, 204, 319, 337, 348, 374, 493, 561, 638, 674, 748, 957, 986, 1011, 1122, 1276, 1348, 1479, 1914, 1972, 2022, 2244, 2958, 3707, 3828, 4044, 5423, 5729, 5916, 7414, 9773, 10846, 11121, 11458, 14828, 16269, 17187, 19546, 21692, 22242, 22916, 29319, 32538, 34374, 39092, 44484, 58638, 63019, 65076, 68748, 107503, 117276, 126038, 166141, 189057, 215006, 252076, 322509, 332282, 378114, 430012, 498423, 645018, 664564, 756228, 996846, 1290036, 1827551, 1993692, 3655102, 5482653, 7310204, 10965306, 21930612]

約数ペア:

[(1, 21930612), (2, 10965306), (3, 7310204), (4, 5482653), (6, 3655102), (11, 1993692), (12, 1827551), (17, 1290036), (22, 996846), (29, 756228), (33, 664564), (34, 645018), (44, 498423), (51, 430012), (58, 378114), (66, 332282), (68, 322509), (87, 252076), (102, 215006), (116, 189057), (132, 166141), (174, 126038), (187, 117276), (204, 107503), (319, 68748), (337, 65076), (348, 63019), (374, 58638), (493, 44484), (561, 39092), (638, 34374), (674, 32538), (748, 29319), (957, 22916), (986, 22242), (1011, 21692), (1122, 19546), (1276, 17187), (1348, 16269), (1479, 14828), (1914, 11458), (1972, 11121), (2022, 10846), (2244, 9773), (2958, 7414), (3707, 5916), (3828, 5729), (4044, 5423)]