38927511

素因数分解:

$3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{857}}^1$

素因数の和:980

約数の個数: 36

約数和(自身を含む): 66120912

約数和(自身を除く): 27193401

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 309, 441, 721, 857, 927, 2163, 2571, 5047, 5999, 6489, 7713, 15141, 17997, 41993, 45423, 53991, 88271, 125979, 264813, 377937, 617897, 794439, 1853691, 4325279, 5561073, 12975837, 38927511]

約数ペア:

[(1, 38927511), (3, 12975837), (7, 5561073), (9, 4325279), (21, 1853691), (49, 794439), (63, 617897), (103, 377937), (147, 264813), (309, 125979), (441, 88271), (721, 53991), (857, 45423), (927, 41993), (2163, 17997), (2571, 15141), (5047, 7713), (5999, 6489)]