209317889

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{58913}}^1$

素因数の和:58960

約数の個数: 16

約数和(自身を含む): 254508480

約数和(自身を除く): 45190591

約数列:

[1, 11, 17, 19, 187, 209, 323, 3553, 58913, 648043, 1001521, 1119347, 11016731, 12312817, 19028899, 209317889]

約数ペア:

[(1, 209317889), (11, 19028899), (17, 12312817), (19, 11016731), (187, 1119347), (209, 1001521), (323, 648043), (3553, 58913)]