81355596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{968519}}^1$

素因数の和:968533

約数の個数: 24

約数和(自身を含む): 216948480

約数和(自身を除く): 135592884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 968519, 1937038, 2905557, 3874076, 5811114, 6779633, 11622228, 13559266, 20338899, 27118532, 40677798, 81355596]

約数ペア:

[(1, 81355596), (2, 40677798), (3, 27118532), (4, 20338899), (6, 13559266), (7, 11622228), (12, 6779633), (14, 5811114), (21, 3874076), (28, 2905557), (42, 1937038), (84, 968519)]