25566639

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 41631744

約数和(自身を除く): 16065105

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 1231, 2967, 3693, 6923, 8617, 20769, 25851, 28313, 52933, 84939, 158799, 198191, 370531, 594573, 1111593, 1217459, 3652377, 8522213, 25566639]

約数ペア:

[(1, 25566639), (3, 8522213), (7, 3652377), (21, 1217459), (23, 1111593), (43, 594573), (69, 370531), (129, 198191), (161, 158799), (301, 84939), (483, 52933), (903, 28313), (989, 25851), (1231, 20769), (2967, 8617), (3693, 6923)]