1340815

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1321}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 1903680

約数和(自身を除く): 562865

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 1321, 6605, 9247, 38309, 46235, 191545, 268163, 1340815]

約数ペア:

[(1, 1340815), (5, 268163), (7, 191545), (29, 46235), (35, 38309), (145, 9247), (203, 6605), (1015, 1321)]