15269787

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6869}}^1$

素因数の和:6907

約数の個数: 24

約数和(自身を含む): 25006800

約数和(自身を除く): 9737013

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 6869, 20607, 61821, 89297, 130511, 267891, 391533, 803673, 1174599, 1696643, 5089929, 15269787]

約数ペア:

[(1, 15269787), (3, 5089929), (9, 1696643), (13, 1174599), (19, 803673), (39, 391533), (57, 267891), (117, 130511), (171, 89297), (247, 61821), (741, 20607), (2223, 6869)]