13338556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 30507008

約数和(自身を除く): 17168452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 127, 154, 217, 242, 254, 308, 341, 434, 484, 508, 682, 847, 868, 889, 1364, 1397, 1694, 1778, 2387, 2794, 3388, 3556, 3751, 3937, 4774, 5588, 7502, 7874, 9548, 9779, 15004, 15367, 15748, 19558, 26257, 27559, 30734, 39116, 43307, 52514, 55118, 61468, 86614, 105028, 107569, 110236, 173228, 215138, 303149, 430276, 476377, 606298, 952754, 1212596, 1905508, 3334639, 6669278, 13338556]

約数ペア:

[(1, 13338556), (2, 6669278), (4, 3334639), (7, 1905508), (11, 1212596), (14, 952754), (22, 606298), (28, 476377), (31, 430276), (44, 303149), (62, 215138), (77, 173228), (121, 110236), (124, 107569), (127, 105028), (154, 86614), (217, 61468), (242, 55118), (254, 52514), (308, 43307), (341, 39116), (434, 30734), (484, 27559), (508, 26257), (682, 19558), (847, 15748), (868, 15367), (889, 15004), (1364, 9779), (1397, 9548), (1694, 7874), (1778, 7502), (2387, 5588), (2794, 4774), (3388, 3937), (3556, 3751)]