81583908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{971237}}^1$

素因数の和:971251

約数の個数: 24

約数和(自身を含む): 217557312

約数和(自身を除く): 135973404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 971237, 1942474, 2913711, 3884948, 5827422, 6798659, 11654844, 13597318, 20395977, 27194636, 40791954, 81583908]

約数ペア:

[(1, 81583908), (2, 40791954), (3, 27194636), (4, 20395977), (6, 13597318), (7, 11654844), (12, 6798659), (14, 5827422), (21, 3884948), (28, 2913711), (42, 1942474), (84, 971237)]