30528421

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 41240640

約数和(自身を除く): 10712219

約数列:

[1, 7, 11, 19, 49, 77, 121, 133, 209, 271, 539, 847, 931, 1463, 1897, 2299, 2981, 5149, 5929, 10241, 13279, 16093, 20867, 32791, 36043, 56639, 112651, 146069, 229537, 252301, 396473, 623029, 1606759, 2775311, 4361203, 30528421]

約数ペア:

[(1, 30528421), (7, 4361203), (11, 2775311), (19, 1606759), (49, 623029), (77, 396473), (121, 252301), (133, 229537), (209, 146069), (271, 112651), (539, 56639), (847, 36043), (931, 32791), (1463, 20867), (1897, 16093), (2299, 13279), (2981, 10241), (5149, 5929)]