208097139

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 304000000

約数和(自身を除く): 95902861

約数列:

[1, 3, 19, 37, 57, 79, 111, 237, 703, 1249, 1501, 2109, 2923, 3747, 4503, 8769, 23731, 46213, 55537, 71193, 98671, 138639, 166611, 296013, 878047, 1874749, 2634141, 3650827, 5624247, 10952481, 69365713, 208097139]

約数ペア:

[(1, 208097139), (3, 69365713), (19, 10952481), (37, 5624247), (57, 3650827), (79, 2634141), (111, 1874749), (237, 878047), (703, 296013), (1249, 166611), (1501, 138639), (2109, 98671), (2923, 71193), (3747, 55537), (4503, 46213), (8769, 23731)]