87221985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{342047}}^1$

素因数の和:342072

約数の個数: 16

約数和(自身を含む): 147764736

約数和(自身を除く): 60542751

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 342047, 1026141, 1710235, 5130705, 5814799, 17444397, 29073995, 87221985]

約数ペア:

[(1, 87221985), (3, 29073995), (5, 17444397), (15, 5814799), (17, 5130705), (51, 1710235), (85, 1026141), (255, 342047)]