172664973

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{491923}}^1$

素因数の和:491945

約数の個数: 16

約数和(自身を含む): 275477440

約数和(自身を除く): 102812467

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 491923, 1475769, 4427307, 6394999, 13281921, 19184997, 57554991, 172664973]

約数ペア:

[(1, 172664973), (3, 57554991), (9, 19184997), (13, 13281921), (27, 6394999), (39, 4427307), (117, 1475769), (351, 491923)]