31148117

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 44483712

約数和(自身を除く): 13335595

約数列:

[1, 7, 11, 13, 29, 37, 77, 91, 143, 203, 259, 319, 377, 407, 481, 841, 1001, 1073, 2233, 2639, 2849, 3367, 4147, 5291, 5887, 7511, 9251, 10933, 11803, 13949, 29029, 31117, 37037, 64757, 76531, 82621, 97643, 120263, 153439, 217819, 342287, 404521, 841841, 1074073, 2396009, 2831647, 4449731, 31148117]

約数ペア:

[(1, 31148117), (7, 4449731), (11, 2831647), (13, 2396009), (29, 1074073), (37, 841841), (77, 404521), (91, 342287), (143, 217819), (203, 153439), (259, 120263), (319, 97643), (377, 82621), (407, 76531), (481, 64757), (841, 37037), (1001, 31117), (1073, 29029), (2233, 13949), (2639, 11803), (2849, 10933), (3367, 9251), (4147, 7511), (5291, 5887)]