90468917

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 123492096

約数和(自身を除く): 33023179

約数列:

[1, 7, 11, 17, 61, 77, 103, 119, 121, 187, 427, 671, 721, 847, 1037, 1133, 1309, 1751, 2057, 4697, 6283, 7259, 7381, 7931, 11407, 12257, 12463, 14399, 19261, 43981, 51667, 69113, 79849, 87241, 106811, 125477, 134827, 211871, 483791, 747677, 760243, 878339, 1174921, 1483097, 5321701, 8224447, 12924131, 90468917]

約数ペア:

[(1, 90468917), (7, 12924131), (11, 8224447), (17, 5321701), (61, 1483097), (77, 1174921), (103, 878339), (119, 760243), (121, 747677), (187, 483791), (427, 211871), (671, 134827), (721, 125477), (847, 106811), (1037, 87241), (1133, 79849), (1309, 69113), (1751, 51667), (2057, 43981), (4697, 19261), (6283, 14399), (7259, 12463), (7381, 12257), (7931, 11407)]