16495857

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13781}}^1$

素因数の和:13813

約数の個数: 24

約数和(自身を含む): 28666560

約数和(自身を除く): 12170703

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 13781, 41343, 96467, 124029, 261839, 289401, 785517, 868203, 1832873, 2356551, 5498619, 16495857]

約数ペア:

[(1, 16495857), (3, 5498619), (7, 2356551), (9, 1832873), (19, 868203), (21, 785517), (57, 289401), (63, 261839), (133, 124029), (171, 96467), (399, 41343), (1197, 13781)]