87997826

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{12647}}^1$

素因数の和:12734

約数の個数: 24

約数和(自身を含む): 155722176

約数和(自身を除く): 67724350

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 3479, 6958, 12647, 25294, 88529, 177058, 619703, 897937, 1239406, 1795874, 6285559, 12571118, 43998913, 87997826]

約数ペア:

[(1, 87997826), (2, 43998913), (7, 12571118), (14, 6285559), (49, 1795874), (71, 1239406), (98, 897937), (142, 619703), (497, 177058), (994, 88529), (3479, 25294), (6958, 12647)]