15889391

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2054

約数の個数: 16

約数和(自身を含む): 19261440

約数和(自身を除く): 3372049

約数列:

[1, 7, 31, 37, 217, 259, 1147, 1979, 8029, 13853, 61349, 73223, 429443, 512561, 2269913, 15889391]

約数ペア:

[(1, 15889391), (7, 2269913), (31, 512561), (37, 429443), (217, 73223), (259, 61349), (1147, 13853), (1979, 8029)]