219309795

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{18253}}^1$

素因数の和:18356

約数の個数: 32

約数和(自身を含む): 394286400

約数和(自身を除く): 174976605

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2403, 4005, 12015, 18253, 54759, 91265, 164277, 273795, 492831, 821385, 1624517, 2464155, 4873551, 8122585, 14620653, 24367755, 43861959, 73103265, 219309795]

約数ペア:

[(1, 219309795), (3, 73103265), (5, 43861959), (9, 24367755), (15, 14620653), (27, 8122585), (45, 4873551), (89, 2464155), (135, 1624517), (267, 821385), (445, 492831), (801, 273795), (1335, 164277), (2403, 91265), (4005, 54759), (12015, 18253)]