1778986782706

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20071}}^1\times {\mathrm{275263}}^1$

素因数の和:295366

約数の個数: 32

約数和(自身を含む): 3182457028608

約数和(自身を除く): 1403470245902

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 20071, 40142, 140497, 275263, 280994, 461633, 550526, 923266, 1926841, 3231431, 3853682, 6331049, 6462862, 12662098, 44317343, 88634686, 5524803673, 11049607346, 38673625711, 77347251422, 127070484479, 254140968958, 889493391353, 1778986782706]

約数ペア:

[(1, 1778986782706), (2, 889493391353), (7, 254140968958), (14, 127070484479), (23, 77347251422), (46, 38673625711), (161, 11049607346), (322, 5524803673), (20071, 88634686), (40142, 44317343), (140497, 12662098), (275263, 6462862), (280994, 6331049), (461633, 3853682), (550526, 3231431), (923266, 1926841)]