1279697913

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{280451}}^1$

素因数の和:280486

約数の個数: 24

約数和(自身を含む): 2052908640

約数和(自身を除く): 773210727

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 280451, 841353, 2524059, 3645863, 7572177, 10937589, 32812767, 47396219, 98438301, 142188657, 426565971, 1279697913]

約数ペア:

[(1, 1279697913), (3, 426565971), (9, 142188657), (13, 98438301), (27, 47396219), (39, 32812767), (117, 10937589), (169, 7572177), (351, 3645863), (507, 2524059), (1521, 841353), (4563, 280451)]