81703505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{9043}}^1$

素因数の和:9200

約数の個数: 16

約数和(自身を含む): 106357440

約数和(自身を除く): 24653935

約数列:

[1, 5, 13, 65, 139, 695, 1807, 9035, 9043, 45215, 117559, 587795, 1256977, 6284885, 16340701, 81703505]

約数ペア:

[(1, 81703505), (5, 16340701), (13, 6284885), (65, 1256977), (139, 587795), (695, 117559), (1807, 45215), (9035, 9043)]