13307855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 18931968

約数和(自身を除く): 5624113

約数列:

[1, 5, 11, 17, 43, 55, 85, 187, 215, 331, 473, 731, 935, 1655, 2365, 3641, 3655, 5627, 8041, 14233, 18205, 28135, 40205, 61897, 71165, 156563, 241961, 309485, 782815, 1209805, 2661571, 13307855]

約数ペア:

[(1, 13307855), (5, 2661571), (11, 1209805), (17, 782815), (43, 309485), (55, 241961), (85, 156563), (187, 71165), (215, 61897), (331, 40205), (473, 28135), (731, 18205), (935, 14233), (1655, 8041), (2365, 5627), (3641, 3655)]