130449578

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 228096000

約数和(自身を除く): 97646422

約数列:

[1, 2, 7, 14, 71, 142, 263, 497, 499, 526, 994, 998, 1841, 3493, 3682, 6986, 18673, 35429, 37346, 70858, 130711, 131237, 248003, 261422, 262474, 496006, 918659, 1837318, 9317827, 18635654, 65224789, 130449578]

約数ペア:

[(1, 130449578), (2, 65224789), (7, 18635654), (14, 9317827), (71, 1837318), (142, 918659), (263, 496006), (497, 262474), (499, 261422), (526, 248003), (994, 131237), (998, 130711), (1841, 70858), (3493, 37346), (3682, 35429), (6986, 18673)]