81343458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{645583}}^1$

素因数の和:645598

約数の個数: 24

約数和(自身を含む): 201422208

約数和(自身を除く): 120078750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 645583, 1291166, 1936749, 3873498, 4519081, 5810247, 9038162, 11620494, 13557243, 27114486, 40671729, 81343458]

約数ペア:

[(1, 81343458), (2, 40671729), (3, 27114486), (6, 13557243), (7, 11620494), (9, 9038162), (14, 5810247), (18, 4519081), (21, 3873498), (42, 1936749), (63, 1291166), (126, 645583)]