489398886

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{128857}}^1$

素因数の和:129076

約数の個数: 24

約数和(自身を含む): 1065397944

約数和(自身を除く): 575999058

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 633, 1266, 1899, 3798, 128857, 257714, 386571, 773142, 1159713, 2319426, 27188827, 54377654, 81566481, 163132962, 244699443, 489398886]

約数ペア:

[(1, 489398886), (2, 244699443), (3, 163132962), (6, 81566481), (9, 54377654), (18, 27188827), (211, 2319426), (422, 1159713), (633, 773142), (1266, 386571), (1899, 257714), (3798, 128857)]