51981111

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9067}}^1$

素因数の和:9100

約数の個数: 36

約数和(自身を含む): 94071432

約数和(自身を除く): 42090321

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 9067, 27201, 63469, 81603, 117871, 190407, 353613, 444283, 571221, 825097, 1060839, 1332849, 2475291, 3998547, 5775679, 7425873, 17327037, 51981111]

約数ペア:

[(1, 51981111), (3, 17327037), (7, 7425873), (9, 5775679), (13, 3998547), (21, 2475291), (39, 1332849), (49, 1060839), (63, 825097), (91, 571221), (117, 444283), (147, 353613), (273, 190407), (441, 117871), (637, 81603), (819, 63469), (1911, 27201), (5733, 9067)]