15380855

素因数分解:

$5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{937}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 21814128

約数和(自身を除く): 6433273

約数列:

[1, 5, 7, 35, 49, 67, 245, 335, 469, 937, 2345, 3283, 4685, 6559, 16415, 32795, 45913, 62779, 229565, 313895, 439453, 2197265, 3076171, 15380855]

約数ペア:

[(1, 15380855), (5, 3076171), (7, 2197265), (35, 439453), (49, 313895), (67, 229565), (245, 62779), (335, 45913), (469, 32795), (937, 16415), (2345, 6559), (3283, 4685)]