213989867

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{1901}}^1$

素因数の和:3158

約数の個数: 16

約数和(自身を含む): 263723712

約数和(自身を除く): 49733845

約数列:

[1, 7, 13, 91, 1237, 1901, 8659, 13307, 16081, 24713, 112567, 172991, 2351537, 16460759, 30569981, 213989867]

約数ペア:

[(1, 213989867), (7, 30569981), (13, 16460759), (91, 2351537), (1237, 172991), (1901, 112567), (8659, 24713), (13307, 16081)]