42690897

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 62899200

約数和(自身を除く): 20208303

約数列:

[1, 3, 9, 89, 223, 239, 267, 669, 717, 801, 2007, 2151, 19847, 21271, 53297, 59541, 63813, 159891, 178623, 191439, 479673, 4743433, 14230299, 42690897]

約数ペア:

[(1, 42690897), (3, 14230299), (9, 4743433), (89, 479673), (223, 191439), (239, 178623), (267, 159891), (669, 63813), (717, 59541), (801, 53297), (2007, 21271), (2151, 19847)]