128951265

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{121081}}^1$

素因数の和:121160

約数の個数: 16

約数和(自身を含む): 209229696

約数和(自身を除く): 80278431

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 121081, 363243, 605405, 1816215, 8596751, 25790253, 42983755, 128951265]

約数ペア:

[(1, 128951265), (3, 42983755), (5, 25790253), (15, 8596751), (71, 1816215), (213, 605405), (355, 363243), (1065, 121081)]