197864789953

素因数分解:

${\mathrm{971}}^1\times {\mathrm{1021}}^1\times {\mathrm{199583}}^1$

素因数の和:201575

約数の個数: 8

約数和(自身を含む): 198263552256

約数和(自身を除く): 398762303

約数列:

[1, 971, 1021, 199583, 991391, 193795093, 203774243, 197864789953]

約数ペア:

[(1, 197864789953), (971, 203774243), (1021, 193795093), (199583, 991391)]