38721943

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 45403008

約数和(自身を除く): 6681065

約数列:

[1, 13, 19, 37, 223, 247, 361, 481, 703, 2899, 4237, 4693, 8251, 9139, 13357, 55081, 80503, 107263, 156769, 173641, 1046539, 2037997, 2978611, 38721943]

約数ペア:

[(1, 38721943), (13, 2978611), (19, 2037997), (37, 1046539), (223, 173641), (247, 156769), (361, 107263), (481, 80503), (703, 55081), (2899, 13357), (4237, 9139), (4693, 8251)]