245428082254

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1\times {\mathrm{618509}}^1$

素因数の和:619707

約数の個数: 16

約数和(自身を含む): 370363788000

約数和(自身を除く): 124935705746

約数列:

[1, 2, 199, 398, 997, 1994, 198403, 396806, 618509, 1237018, 123083291, 246166582, 616653473, 1233306946, 122714041127, 245428082254]

約数ペア:

[(1, 245428082254), (2, 122714041127), (199, 1233306946), (398, 616653473), (997, 246166582), (1994, 123083291), (198403, 1237018), (396806, 618509)]