91988139

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1609}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 139104000

約数和(自身を除く): 47115861

約数列:

[1, 3, 17, 19, 51, 57, 59, 177, 323, 969, 1003, 1121, 1609, 3009, 3363, 4827, 19057, 27353, 30571, 57171, 82059, 91713, 94931, 284793, 519707, 1559121, 1613827, 1803689, 4841481, 5411067, 30662713, 91988139]

約数ペア:

[(1, 91988139), (3, 30662713), (17, 5411067), (19, 4841481), (51, 1803689), (57, 1613827), (59, 1559121), (177, 519707), (323, 284793), (969, 94931), (1003, 91713), (1121, 82059), (1609, 57171), (3009, 30571), (3363, 27353), (4827, 19057)]