3972185

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 5734656

約数和(自身を除く): 1762471

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 523, 1085, 1519, 2615, 3661, 7595, 16213, 18305, 25627, 81065, 113491, 128135, 567455, 794437, 3972185]

約数ペア:

[(1, 3972185), (5, 794437), (7, 567455), (31, 128135), (35, 113491), (49, 81065), (155, 25627), (217, 18305), (245, 16213), (523, 7595), (1085, 3661), (1519, 2615)]