28431970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{406171}}^1$

素因数の和:406185

約数の個数: 16

約数和(自身を含む): 58488768

約数和(自身を除く): 30056798

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 406171, 812342, 2030855, 2843197, 4061710, 5686394, 14215985, 28431970]

約数ペア:

[(1, 28431970), (2, 14215985), (5, 5686394), (7, 4061710), (10, 2843197), (14, 2030855), (35, 812342), (70, 406171)]