642228

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 1515360

約数和(自身を除く): 873132

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 491, 654, 982, 1308, 1473, 1964, 2946, 5892, 53519, 107038, 160557, 214076, 321114, 642228]

約数ペア:

[(1, 642228), (2, 321114), (3, 214076), (4, 160557), (6, 107038), (12, 53519), (109, 5892), (218, 2946), (327, 1964), (436, 1473), (491, 1308), (654, 982)]