81663288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{486091}}^1$

素因数の和:486107

約数の個数: 32

約数和(自身を含む): 233324160

約数和(自身を除く): 151660872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 486091, 972182, 1458273, 1944364, 2916546, 3402637, 3888728, 5833092, 6805274, 10207911, 11666184, 13610548, 20415822, 27221096, 40831644, 81663288]

約数ペア:

[(1, 81663288), (2, 40831644), (3, 27221096), (4, 20415822), (6, 13610548), (7, 11666184), (8, 10207911), (12, 6805274), (14, 5833092), (21, 3888728), (24, 3402637), (28, 2916546), (42, 1944364), (56, 1458273), (84, 972182), (168, 486091)]