199965237

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2551}}^1$

素因数の和:2653

約数の個数: 32

約数和(自身を含む): 297665280

約数和(自身を除く): 97700043

約数列:

[1, 3, 17, 29, 51, 53, 87, 159, 493, 901, 1479, 1537, 2551, 2703, 4611, 7653, 26129, 43367, 73979, 78387, 130101, 135203, 221937, 405609, 1257643, 2298451, 3772929, 3920887, 6895353, 11762661, 66655079, 199965237]

約数ペア:

[(1, 199965237), (3, 66655079), (17, 11762661), (29, 6895353), (51, 3920887), (53, 3772929), (87, 2298451), (159, 1257643), (493, 405609), (901, 221937), (1479, 135203), (1537, 130101), (2551, 78387), (2703, 73979), (4611, 43367), (7653, 26129)]