287495888

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{593}}^1$

素因数の和:951

約数の個数: 40

約数和(自身を含む): 564425928

約数和(自身を除く): 276930040

約数列:

[1, 2, 4, 8, 16, 157, 193, 314, 386, 593, 628, 772, 1186, 1256, 1544, 2372, 2512, 3088, 4744, 9488, 30301, 60602, 93101, 114449, 121204, 186202, 228898, 242408, 372404, 457796, 484816, 744808, 915592, 1489616, 1831184, 17968493, 35936986, 71873972, 143747944, 287495888]

約数ペア:

[(1, 287495888), (2, 143747944), (4, 71873972), (8, 35936986), (16, 17968493), (157, 1831184), (193, 1489616), (314, 915592), (386, 744808), (593, 484816), (628, 457796), (772, 372404), (1186, 242408), (1256, 228898), (1544, 186202), (2372, 121204), (2512, 114449), (3088, 93101), (4744, 60602), (9488, 30301)]