28689070

素因数分解:

$2^1\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{1721}}^1$

素因数の和:3395

約数の個数: 16

約数和(自身を含む): 51701328

約数和(自身を除く): 23012258

約数列:

[1, 2, 5, 10, 1667, 1721, 3334, 3442, 8335, 8605, 16670, 17210, 2868907, 5737814, 14344535, 28689070]

約数ペア:

[(1, 28689070), (2, 14344535), (5, 5737814), (10, 2868907), (1667, 17210), (1721, 16670), (3334, 8605), (3442, 8335)]