291344272

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{115981}}^1$

素因数の和:116146

約数の個数: 20

約数和(自身を含む): 568079836

約数和(自身を除く): 276735564

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 115981, 231962, 463924, 927848, 1855696, 18209017, 36418034, 72836068, 145672136, 291344272]

約数ペア:

[(1, 291344272), (2, 145672136), (4, 72836068), (8, 36418034), (16, 18209017), (157, 1855696), (314, 927848), (628, 463924), (1256, 231962), (2512, 115981)]