25647713

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 8463007

約数列:

[1, 7, 13, 17, 59, 91, 119, 221, 281, 413, 767, 1003, 1547, 1967, 3653, 4777, 5369, 7021, 13039, 16579, 25571, 33439, 62101, 91273, 116053, 215527, 281843, 434707, 1508689, 1972901, 3663959, 25647713]

約数ペア:

[(1, 25647713), (7, 3663959), (13, 1972901), (17, 1508689), (59, 434707), (91, 281843), (119, 215527), (221, 116053), (281, 91273), (413, 62101), (767, 33439), (1003, 25571), (1547, 16579), (1967, 13039), (3653, 7021), (4777, 5369)]