128761737

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{76781}}^1$

素因数の和:76840

約数の個数: 16

約数和(自身を含む): 189190848

約数和(自身を除く): 60429111

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 76781, 230343, 998153, 2994459, 3301583, 9904749, 42920579, 128761737]

約数ペア:

[(1, 128761737), (3, 42920579), (13, 9904749), (39, 3301583), (43, 2994459), (129, 998153), (559, 230343), (1677, 76781)]