211120273

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 268128000

約数和(自身を除く): 57007727

約数列:

[1, 7, 13, 49, 91, 113, 343, 419, 637, 791, 1469, 2933, 4459, 5447, 5537, 10283, 20531, 38129, 38759, 47347, 71981, 143717, 266903, 331429, 503867, 615511, 1868321, 2320003, 4308577, 16240021, 30160039, 211120273]

約数ペア:

[(1, 211120273), (7, 30160039), (13, 16240021), (49, 4308577), (91, 2320003), (113, 1868321), (343, 615511), (419, 503867), (637, 331429), (791, 266903), (1469, 143717), (2933, 71981), (4459, 47347), (5447, 38759), (5537, 38129), (10283, 20531)]