16904657

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 21778560

約数和(自身を除く): 4873903

約数列:

[1, 7, 11, 49, 77, 79, 397, 539, 553, 869, 2779, 3871, 4367, 6083, 19453, 30569, 31363, 42581, 213983, 219541, 344993, 1536787, 2414951, 16904657]

約数ペア:

[(1, 16904657), (7, 2414951), (11, 1536787), (49, 344993), (77, 219541), (79, 213983), (397, 42581), (539, 31363), (553, 30569), (869, 19453), (2779, 6083), (3871, 4367)]