207955587

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 322721280

約数和(自身を除く): 114765693

約数列:

[1, 3, 7, 21, 83, 229, 249, 521, 581, 687, 1563, 1603, 1743, 3647, 4809, 10941, 19007, 43243, 57021, 119309, 129729, 133049, 302701, 357927, 399147, 835163, 908103, 2505489, 9902647, 29707941, 69318529, 207955587]

約数ペア:

[(1, 207955587), (3, 69318529), (7, 29707941), (21, 9902647), (83, 2505489), (229, 908103), (249, 835163), (521, 399147), (581, 357927), (687, 302701), (1563, 133049), (1603, 129729), (1743, 119309), (3647, 57021), (4809, 43243), (10941, 19007)]