81466215

素因数分解:

$3^1\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{4253}}^1$

素因数の和:5538

約数の個数: 16

約数和(自身を含む): 130478688

約数和(自身を除く): 49012473

約数列:

[1, 3, 5, 15, 1277, 3831, 4253, 6385, 12759, 19155, 21265, 63795, 5431081, 16293243, 27155405, 81466215]

約数ペア:

[(1, 81466215), (3, 27155405), (5, 16293243), (15, 5431081), (1277, 63795), (3831, 21265), (4253, 19155), (6385, 12759)]