76569705

素因数分解:

$3^4\times 5^1\times {\mathrm{189061}}^1$

素因数の和:189078

約数の個数: 20

約数和(自身を含む): 137259012

約数和(自身を除く): 60689307

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 189061, 567183, 945305, 1701549, 2835915, 5104647, 8507745, 15313941, 25523235, 76569705]

約数ペア:

[(1, 76569705), (3, 25523235), (5, 15313941), (9, 8507745), (15, 5104647), (27, 2835915), (45, 1701549), (81, 945305), (135, 567183), (405, 189061)]