47721711

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 70848000

約数和(自身を除く): 23126289

約数列:

[1, 3, 19, 23, 57, 69, 89, 267, 409, 437, 1227, 1311, 1691, 2047, 5073, 6141, 7771, 9407, 23313, 28221, 36401, 38893, 109203, 116679, 178733, 536199, 691619, 837223, 2074857, 2511669, 15907237, 47721711]

約数ペア:

[(1, 47721711), (3, 15907237), (19, 2511669), (23, 2074857), (57, 837223), (69, 691619), (89, 536199), (267, 178733), (409, 116679), (437, 109203), (1227, 38893), (1311, 36401), (1691, 28221), (2047, 23313), (5073, 9407), (6141, 7771)]