28251045

素因数分解:

$3^3\times 5^1\times {\mathrm{209267}}^1$

素因数の和:209281

約数の個数: 16

約数和(自身を含む): 50224320

約数和(自身を除く): 21973275

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 209267, 627801, 1046335, 1883403, 3139005, 5650209, 9417015, 28251045]

約数ペア:

[(1, 28251045), (3, 9417015), (5, 5650209), (9, 3139005), (15, 1883403), (27, 1046335), (45, 627801), (135, 209267)]