15315769

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{379}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 18385920

約数和(自身を除く): 3070151

約数列:

[1, 7, 23, 161, 251, 379, 1757, 2653, 5773, 8717, 40411, 61019, 95129, 665903, 2187967, 15315769]

約数ペア:

[(1, 15315769), (7, 2187967), (23, 665903), (161, 95129), (251, 61019), (379, 40411), (1757, 8717), (2653, 5773)]