8121113

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 11874240

約数和(自身を除く): 3753127

約数列:

[1, 7, 11, 13, 19, 49, 61, 77, 91, 133, 143, 209, 247, 427, 539, 637, 671, 793, 931, 1001, 1159, 1463, 1729, 2717, 2989, 4697, 5551, 7007, 8113, 8723, 10241, 12103, 12749, 15067, 19019, 32879, 38857, 56791, 61061, 89243, 105469, 133133, 165737, 427427, 624701, 738283, 1160159, 8121113]

約数ペア:

[(1, 8121113), (7, 1160159), (11, 738283), (13, 624701), (19, 427427), (49, 165737), (61, 133133), (77, 105469), (91, 89243), (133, 61061), (143, 56791), (209, 38857), (247, 32879), (427, 19019), (539, 15067), (637, 12749), (671, 12103), (793, 10241), (931, 8723), (1001, 8113), (1159, 7007), (1463, 5551), (1729, 4697), (2717, 2989)]