2485854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 6246240

約数和(自身を除く): 3760386

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 181, 218, 327, 362, 543, 654, 763, 981, 1086, 1267, 1526, 1629, 1962, 2289, 2534, 3258, 3801, 4578, 6867, 7602, 11403, 13734, 19729, 22806, 39458, 59187, 118374, 138103, 177561, 276206, 355122, 414309, 828618, 1242927, 2485854]

約数ペア:

[(1, 2485854), (2, 1242927), (3, 828618), (6, 414309), (7, 355122), (9, 276206), (14, 177561), (18, 138103), (21, 118374), (42, 59187), (63, 39458), (109, 22806), (126, 19729), (181, 13734), (218, 11403), (327, 7602), (362, 6867), (543, 4578), (654, 3801), (763, 3258), (981, 2534), (1086, 2289), (1267, 1962), (1526, 1629)]