13170857

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 32

約数和(自身を含む): 16896000

約数和(自身を除く): 3725143

約数列:

[1, 7, 19, 43, 47, 49, 133, 301, 329, 343, 817, 893, 931, 2021, 2107, 2303, 5719, 6251, 6517, 14147, 14749, 16121, 38399, 40033, 43757, 99029, 268793, 280231, 306299, 693203, 1881551, 13170857]

約数ペア:

[(1, 13170857), (7, 1881551), (19, 693203), (43, 306299), (47, 280231), (49, 268793), (133, 99029), (301, 43757), (329, 40033), (343, 38399), (817, 16121), (893, 14749), (931, 14147), (2021, 6517), (2107, 6251), (2303, 5719)]