328531489

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{120917}}^1$

素因数の和:120960

約数の個数: 16

約数和(自身を含む): 406284480

約数和(自身を除く): 77752991

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 120917, 1330087, 1571921, 2297423, 17291131, 25271653, 29866499, 328531489]

約数ペア:

[(1, 328531489), (11, 29866499), (13, 25271653), (19, 17291131), (143, 2297423), (209, 1571921), (247, 1330087), (2717, 120917)]