207322531

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:583

約数の個数: 24

約数和(自身を含む): 239484560

約数和(自身を除く): 32162029

約数列:

[1, 13, 17, 139, 221, 289, 397, 1807, 2363, 3757, 5161, 6749, 30719, 40171, 55183, 87737, 114733, 522223, 717379, 938111, 1491529, 12195443, 15947887, 207322531]

約数ペア:

[(1, 207322531), (13, 15947887), (17, 12195443), (139, 1491529), (221, 938111), (289, 717379), (397, 522223), (1807, 114733), (2363, 87737), (3757, 55183), (5161, 40171), (6749, 30719)]