81348587

素因数分解:

${\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 90714816

約数和(自身を除く): 9366229

約数列:

[1, 17, 47, 53, 113, 289, 799, 901, 1921, 2491, 5311, 5989, 13583, 15317, 32657, 42347, 90287, 101813, 281483, 719899, 1534879, 1730821, 4785211, 81348587]

約数ペア:

[(1, 81348587), (17, 4785211), (47, 1730821), (53, 1534879), (113, 719899), (289, 281483), (799, 101813), (901, 90287), (1921, 42347), (2491, 32657), (5311, 15317), (5989, 13583)]