256162017

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 370771200

約数和(自身を除く): 114609183

約数列:

[1, 3, 23, 29, 69, 87, 313, 409, 667, 939, 1227, 2001, 7199, 9077, 9407, 11861, 21597, 27231, 28221, 35583, 128017, 208771, 272803, 384051, 626313, 818409, 2944391, 3712493, 8833173, 11137479, 85387339, 256162017]

約数ペア:

[(1, 256162017), (3, 85387339), (23, 11137479), (29, 8833173), (69, 3712493), (87, 2944391), (313, 818409), (409, 626313), (667, 384051), (939, 272803), (1227, 208771), (2001, 128017), (7199, 35583), (9077, 28221), (9407, 27231), (11861, 21597)]