991734248

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{8863}}^1$

素因数の和:9137

約数の個数: 32

約数和(自身を含む): 1895477760

約数和(自身を除く): 903743512

約数列:

[1, 2, 4, 8, 71, 142, 197, 284, 394, 568, 788, 1576, 8863, 13987, 17726, 27974, 35452, 55948, 70904, 111896, 629273, 1258546, 1746011, 2517092, 3492022, 5034184, 6984044, 13968088, 123966781, 247933562, 495867124, 991734248]

約数ペア:

[(1, 991734248), (2, 495867124), (4, 247933562), (8, 123966781), (71, 13968088), (142, 6984044), (197, 5034184), (284, 3492022), (394, 2517092), (568, 1746011), (788, 1258546), (1576, 629273), (8863, 111896), (13987, 70904), (17726, 55948), (27974, 35452)]