3987605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 5189184

約数和(自身を除く): 1201579

約数列:

[1, 5, 17, 43, 85, 215, 731, 1091, 3655, 5455, 18547, 46913, 92735, 234565, 797521, 3987605]

約数ペア:

[(1, 3987605), (5, 797521), (17, 234565), (43, 92735), (85, 46913), (215, 18547), (731, 5455), (1091, 3655)]