780245427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{111767}}^1$

素因数の和:111962

約数の個数: 16

約数和(自身を含む): 1126621440

約数和(自身を除く): 346376013

約数列:

[1, 3, 13, 39, 179, 537, 2327, 6981, 111767, 335301, 1452971, 4358913, 20006293, 60018879, 260081809, 780245427]

約数ペア:

[(1, 780245427), (3, 260081809), (13, 60018879), (39, 20006293), (179, 4358913), (537, 1452971), (2327, 335301), (6981, 111767)]