223806639

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2707}}^1$

素因数の和:2875

約数の個数: 32

約数和(自身を含む): 354942976

約数和(自身を除く): 131136337

約数列:

[1, 3, 7, 21, 31, 93, 127, 217, 381, 651, 889, 2667, 2707, 3937, 8121, 11811, 18949, 27559, 56847, 82677, 83917, 251751, 343789, 587419, 1031367, 1762257, 2406523, 7219569, 10657459, 31972377, 74602213, 223806639]

約数ペア:

[(1, 223806639), (3, 74602213), (7, 31972377), (21, 10657459), (31, 7219569), (93, 2406523), (127, 1762257), (217, 1031367), (381, 587419), (651, 343789), (889, 251751), (2667, 83917), (2707, 82677), (3937, 56847), (8121, 27559), (11811, 18949)]