642075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{1223}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 1214208

約数和(自身を除く): 572133

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 1223, 3669, 6115, 8561, 18345, 25683, 30575, 42805, 91725, 128415, 214025, 642075]

約数ペア:

[(1, 642075), (3, 214025), (5, 128415), (7, 91725), (15, 42805), (21, 30575), (25, 25683), (35, 18345), (75, 8561), (105, 6115), (175, 3669), (525, 1223)]