47394215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 66298176

約数和(自身を除く): 18903961

約数列:

[1, 5, 11, 17, 55, 85, 173, 187, 293, 865, 935, 1465, 1903, 2941, 3223, 4981, 9515, 14705, 16115, 24905, 32351, 50689, 54791, 161755, 253445, 273955, 557579, 861713, 2787895, 4308565, 9478843, 47394215]

約数ペア:

[(1, 47394215), (5, 9478843), (11, 4308565), (17, 2787895), (55, 861713), (85, 557579), (173, 273955), (187, 253445), (293, 161755), (865, 54791), (935, 50689), (1465, 32351), (1903, 24905), (2941, 16115), (3223, 14705), (4981, 9515)]