39945699

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1993}}^1$

素因数の和:2147

約数の個数: 24

約数和(自身を含む): 61590672

約数和(自身を除く): 21644973

約数列:

[1, 3, 9, 17, 51, 131, 153, 393, 1179, 1993, 2227, 5979, 6681, 17937, 20043, 33881, 101643, 261083, 304929, 783249, 2349747, 4438411, 13315233, 39945699]

約数ペア:

[(1, 39945699), (3, 13315233), (9, 4438411), (17, 2349747), (51, 783249), (131, 304929), (153, 261083), (393, 101643), (1179, 33881), (1993, 20043), (2227, 17937), (5979, 6681)]