81394965

素因数分解:

$3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{10831}}^1$

素因数の和:11009

約数の個数: 24

約数和(自身を含む): 141942528

約数和(自身を除く): 60547563

約数列:

[1, 3, 5, 9, 15, 45, 167, 501, 835, 1503, 2505, 7515, 10831, 32493, 54155, 97479, 162465, 487395, 1808777, 5426331, 9043885, 16278993, 27131655, 81394965]

約数ペア:

[(1, 81394965), (3, 27131655), (5, 16278993), (9, 9043885), (15, 5426331), (45, 1808777), (167, 487395), (501, 162465), (835, 97479), (1503, 54155), (2505, 32493), (7515, 10831)]