265280336

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{247463}}^1$

素因数の和:247538

約数の個数: 20

約数和(自身を含む): 521654112

約数和(自身を除く): 256373776

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 247463, 494926, 989852, 1979704, 3959408, 16580021, 33160042, 66320084, 132640168, 265280336]

約数ペア:

[(1, 265280336), (2, 132640168), (4, 66320084), (8, 33160042), (16, 16580021), (67, 3959408), (134, 1979704), (268, 989852), (536, 494926), (1072, 247463)]