1217674719

素因数分解:

$3^2\times {\mathrm{421}}^1\times {\mathrm{321371}}^1$

素因数の和:321798

約数の個数: 12

約数和(自身を含む): 1763046792

約数和(自身を除く): 545372073

約数列:

[1, 3, 9, 421, 1263, 3789, 321371, 964113, 2892339, 135297191, 405891573, 1217674719]

約数ペア:

[(1, 1217674719), (3, 405891573), (9, 135297191), (421, 2892339), (1263, 964113), (3789, 321371)]