207868647

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1901}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 327204864

約数和(自身を除く): 119336217

約数列:

[1, 3, 7, 21, 41, 123, 127, 287, 381, 861, 889, 1901, 2667, 5207, 5703, 13307, 15621, 36449, 39921, 77941, 109347, 233823, 241427, 545587, 724281, 1636761, 1689989, 5069967, 9898507, 29695521, 69289549, 207868647]

約数ペア:

[(1, 207868647), (3, 69289549), (7, 29695521), (21, 9898507), (41, 5069967), (123, 1689989), (127, 1636761), (287, 724281), (381, 545587), (861, 241427), (889, 233823), (1901, 109347), (2667, 77941), (5207, 39921), (5703, 36449), (13307, 15621)]