55269921

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 87205888

約数和(自身を除く): 31935967

約数列:

[1, 3, 7, 21, 43, 97, 129, 291, 301, 631, 679, 903, 1893, 2037, 4171, 4417, 12513, 13251, 27133, 29197, 61207, 81399, 87591, 183621, 189931, 428449, 569793, 1285347, 2631901, 7895703, 18423307, 55269921]

約数ペア:

[(1, 55269921), (3, 18423307), (7, 7895703), (21, 2631901), (43, 1285347), (97, 569793), (129, 428449), (291, 189931), (301, 183621), (631, 87591), (679, 81399), (903, 61207), (1893, 29197), (2037, 27133), (4171, 13251), (4417, 12513)]