80259921

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{15349}}^1$

素因数の和:15445

約数の個数: 24

約数和(自身を含む): 134097600

約数和(自身を除く): 53837679

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 15349, 46047, 107443, 138141, 322329, 966987, 1273967, 3821901, 8917769, 11465703, 26753307, 80259921]

約数ペア:

[(1, 80259921), (3, 26753307), (7, 11465703), (9, 8917769), (21, 3821901), (63, 1273967), (83, 966987), (249, 322329), (581, 138141), (747, 107443), (1743, 46047), (5229, 15349)]