127640318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{16987}}^1$

素因数の和:17036

約数の個数: 24

約数和(自身を含む): 219043272

約数和(自身を除く): 91402954

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 3757, 7514, 16987, 33974, 220831, 288779, 441662, 577558, 3754127, 4909243, 7508254, 9818486, 63820159, 127640318]

約数ペア:

[(1, 127640318), (2, 63820159), (13, 9818486), (17, 7508254), (26, 4909243), (34, 3754127), (221, 577558), (289, 441662), (442, 288779), (578, 220831), (3757, 33974), (7514, 16987)]