214950915

素因数分解:

$3^4\times 5^1\times {\mathrm{530743}}^1$

素因数の和:530760

約数の個数: 20

約数和(自身を含む): 385320144

約数和(自身を除く): 170369229

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 530743, 1592229, 2653715, 4776687, 7961145, 14330061, 23883435, 42990183, 71650305, 214950915]

約数ペア:

[(1, 214950915), (3, 71650305), (5, 42990183), (9, 23883435), (15, 14330061), (27, 7961145), (45, 4776687), (81, 2653715), (135, 1592229), (405, 530743)]