620199279

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{101489}}^1$

素因数の和:101599

約数の個数: 24

約数和(自身を含む): 1034386080

約数和(自身を除く): 414186801

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 6111, 101489, 304467, 710423, 913401, 2131269, 6393807, 9844433, 29533299, 68911031, 88599897, 206733093, 620199279]

約数ペア:

[(1, 620199279), (3, 206733093), (7, 88599897), (9, 68911031), (21, 29533299), (63, 9844433), (97, 6393807), (291, 2131269), (679, 913401), (873, 710423), (2037, 304467), (6111, 101489)]