25220097

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4127}}^1$

素因数の和:4237

約数の個数: 24

約数和(自身を含む): 42072576

約数和(自身を除く): 16852479

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 4127, 6111, 12381, 28889, 37143, 86667, 260001, 400319, 1200957, 2802233, 3602871, 8406699, 25220097]

約数ペア:

[(1, 25220097), (3, 8406699), (7, 3602871), (9, 2802233), (21, 1200957), (63, 400319), (97, 260001), (291, 86667), (679, 37143), (873, 28889), (2037, 12381), (4127, 6111)]