247036761

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{13331}}^1$

素因数の和:13437

約数の個数: 24

約数和(自身を含む): 374362560

約数和(自身を除く): 127325799

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 2059, 6177, 13331, 18531, 39993, 119979, 386599, 946501, 1159797, 2839503, 3479391, 8518509, 27448529, 82345587, 247036761]

約数ペア:

[(1, 247036761), (3, 82345587), (9, 27448529), (29, 8518509), (71, 3479391), (87, 2839503), (213, 1159797), (261, 946501), (639, 386599), (2059, 119979), (6177, 39993), (13331, 18531)]