3998241

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{3797}}^1$

素因数の和:3822

約数の個数: 20

約数和(自身を含む): 6433812

約数和(自身を除く): 2435571

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 3797, 11391, 34173, 49361, 102519, 148083, 307557, 444249, 1332747, 3998241]

約数ペア:

[(1, 3998241), (3, 1332747), (9, 444249), (13, 307557), (27, 148083), (39, 102519), (81, 49361), (117, 34173), (351, 11391), (1053, 3797)]