142719945

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{413681}}^1$

素因数の和:413712

約数の個数: 16

約数和(自身を含む): 238280832

約数和(自身を除く): 95560887

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 413681, 1241043, 2068405, 6205215, 9514663, 28543989, 47573315, 142719945]

約数ペア:

[(1, 142719945), (3, 47573315), (5, 28543989), (15, 9514663), (23, 6205215), (69, 2068405), (115, 1241043), (345, 413681)]