1520774829

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 2636033400

約数和(自身を除く): 1115258571

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 241, 287, 349, 369, 441, 723, 861, 1047, 1687, 2009, 2169, 2443, 2583, 3141, 5061, 6027, 7329, 9881, 11809, 14309, 15183, 17101, 18081, 21987, 29643, 35427, 42927, 51303, 69167, 84109, 88929, 100163, 106281, 128781, 153909, 207501, 252327, 300489, 484169, 588763, 622503, 701141, 756981, 901467, 1452507, 1766289, 2103423, 3448469, 4121341, 4357521, 5298867, 6310269, 10345407, 12364023, 24139283, 31036221, 37092069, 72417849, 168974981, 217253547, 506924943, 1520774829]

約数ペア:

[(1, 1520774829), (3, 506924943), (7, 217253547), (9, 168974981), (21, 72417849), (41, 37092069), (49, 31036221), (63, 24139283), (123, 12364023), (147, 10345407), (241, 6310269), (287, 5298867), (349, 4357521), (369, 4121341), (441, 3448469), (723, 2103423), (861, 1766289), (1047, 1452507), (1687, 901467), (2009, 756981), (2169, 701141), (2443, 622503), (2583, 588763), (3141, 484169), (5061, 300489), (6027, 252327), (7329, 207501), (9881, 153909), (11809, 128781), (14309, 106281), (15183, 100163), (17101, 88929), (18081, 84109), (21987, 69167), (29643, 51303), (35427, 42927)]