71632729

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 83184640

約数和(自身を除く): 11551911

約数列:

[1, 7, 109, 223, 421, 763, 1561, 2947, 24307, 45889, 93883, 170149, 321223, 657181, 10233247, 71632729]

約数ペア:

[(1, 71632729), (7, 10233247), (109, 657181), (223, 321223), (421, 170149), (763, 93883), (1561, 45889), (2947, 24307)]