28689829

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12689}}^1$

素因数の和:12732

約数の個数: 16

約数和(自身を含む): 36547200

約数和(自身を除く): 7857371

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 12689, 88823, 215713, 241091, 1509991, 1687637, 4098547, 28689829]

約数ペア:

[(1, 28689829), (7, 4098547), (17, 1687637), (19, 1509991), (119, 241091), (133, 215713), (323, 88823), (2261, 12689)]