289879079

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{1973}}^1$

素因数の和:2270

約数の個数: 16

約数和(自身を含む): 336053760

約数和(自身を除く): 46174681

約数列:

[1, 7, 139, 151, 973, 1057, 1973, 13811, 20989, 146923, 274247, 297923, 1919729, 2085461, 41411297, 289879079]

約数ペア:

[(1, 289879079), (7, 41411297), (139, 2085461), (151, 1919729), (973, 297923), (1057, 274247), (1973, 146923), (13811, 20989)]