69639895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{2557}}^1$

素因数の和:2994

約数の個数: 16

約数和(自身を含む): 90246240

約数和(自身を除く): 20606345

約数列:

[1, 5, 13, 65, 419, 2095, 2557, 5447, 12785, 27235, 33241, 166205, 1071383, 5356915, 13927979, 69639895]

約数ペア:

[(1, 69639895), (5, 13927979), (13, 5356915), (65, 1071383), (419, 166205), (2095, 33241), (2557, 27235), (5447, 12785)]