57042139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 76677120

約数和(自身を除く): 19634981

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 713, 1039, 1771, 2387, 4991, 7273, 7843, 11429, 23897, 32209, 54901, 80003, 167279, 225463, 262867, 354299, 740807, 1840069, 2480093, 5185649, 8148877, 57042139]

約数ペア:

[(1, 57042139), (7, 8148877), (11, 5185649), (23, 2480093), (31, 1840069), (77, 740807), (161, 354299), (217, 262867), (253, 225463), (341, 167279), (713, 80003), (1039, 54901), (1771, 32209), (2387, 23897), (4991, 11429), (7273, 7843)]