1340449565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2946043}}^1$

素因数の和:2946068

約数の個数: 16

約数和(自身を含む): 1979741568

約数和(自身を除く): 639292003

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 2946043, 14730215, 20622301, 38298559, 103111505, 191492795, 268089913, 1340449565]

約数ペア:

[(1, 1340449565), (5, 268089913), (7, 191492795), (13, 103111505), (35, 38298559), (65, 20622301), (91, 14730215), (455, 2946043)]