31941963

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 52902720

約数和(自身を除く): 20960757

約数列:

[1, 3, 9, 17, 23, 29, 51, 69, 87, 153, 207, 261, 313, 391, 493, 667, 939, 1173, 1479, 2001, 2817, 3519, 4437, 5321, 6003, 7199, 9077, 11339, 15963, 21597, 27231, 34017, 47889, 64791, 81693, 102051, 122383, 154309, 208771, 367149, 462927, 626313, 1101447, 1388781, 1878939, 3549107, 10647321, 31941963]

約数ペア:

[(1, 31941963), (3, 10647321), (9, 3549107), (17, 1878939), (23, 1388781), (29, 1101447), (51, 626313), (69, 462927), (87, 367149), (153, 208771), (207, 154309), (261, 122383), (313, 102051), (391, 81693), (493, 64791), (667, 47889), (939, 34017), (1173, 27231), (1479, 21597), (2001, 15963), (2817, 11339), (3519, 9077), (4437, 7199), (5321, 6003)]