290433986

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1\times {\mathrm{1931}}^1$

素因数の和:2569

約数の個数: 16

約数和(自身を含む): 439568640

約数和(自身を除く): 149134654

約数列:

[1, 2, 157, 314, 479, 958, 1931, 3862, 75203, 150406, 303167, 606334, 924949, 1849898, 145216993, 290433986]

約数ペア:

[(1, 290433986), (2, 145216993), (157, 1849898), (314, 924949), (479, 606334), (958, 303167), (1931, 150406), (3862, 75203)]