13557385

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1861}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 17160192

約数和(自身を除く): 3602807

約数列:

[1, 5, 31, 47, 155, 235, 1457, 1861, 7285, 9305, 57691, 87467, 288455, 437335, 2711477, 13557385]

約数ペア:

[(1, 13557385), (5, 2711477), (31, 437335), (47, 288455), (155, 87467), (235, 57691), (1457, 9305), (1861, 7285)]