3991724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 7671888

約数和(自身を除く): 3680164

約数列:

[1, 2, 4, 11, 22, 44, 257, 353, 514, 706, 1028, 1412, 2827, 3883, 5654, 7766, 11308, 15532, 90721, 181442, 362884, 997931, 1995862, 3991724]

約数ペア:

[(1, 3991724), (2, 1995862), (4, 997931), (11, 362884), (22, 181442), (44, 90721), (257, 15532), (353, 11308), (514, 7766), (706, 5654), (1028, 3883), (1412, 2827)]