157847823

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{30187}}^1$

素因数の和:30283

約数の個数: 24

約数和(自身を含む): 263722368

約数和(自身を除く): 105874545

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 30187, 90561, 211309, 271683, 633927, 1901781, 2505521, 7516563, 17538647, 22549689, 52615941, 157847823]

約数ペア:

[(1, 157847823), (3, 52615941), (7, 22549689), (9, 17538647), (21, 7516563), (63, 2505521), (83, 1901781), (249, 633927), (581, 271683), (747, 211309), (1743, 90561), (5229, 30187)]