42185721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{15607}}^1$

素因数の和:15680

約数の個数: 16

約数和(自身を含む): 60683904

約数和(自身を除く): 18498183

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 15607, 46821, 265319, 795957, 827171, 2481513, 14061907, 42185721]

約数ペア:

[(1, 42185721), (3, 14061907), (17, 2481513), (51, 827171), (53, 795957), (159, 265319), (901, 46821), (2703, 15607)]