68427891

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{10151}}^1$

素因数の和:10271

約数の個数: 24

約数和(自身を含む): 114027264

約数和(自身を除く): 45599373

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 10151, 30453, 71057, 91359, 213171, 639513, 1086157, 3258471, 7603099, 9775413, 22809297, 68427891]

約数ペア:

[(1, 68427891), (3, 22809297), (7, 9775413), (9, 7603099), (21, 3258471), (63, 1086157), (107, 639513), (321, 213171), (749, 91359), (963, 71057), (2247, 30453), (6741, 10151)]