31357942

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1577

約数の個数: 48

約数和(自身を含む): 62873280

約数和(自身を除く): 31515338

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 931, 1078, 1463, 1531, 1862, 2926, 3062, 10241, 10717, 16841, 20482, 21434, 29089, 33682, 58178, 75019, 117887, 150038, 203623, 235774, 319979, 407246, 639958, 825209, 1425361, 1650418, 2239853, 2850722, 4479706, 15678971, 31357942]

約数ペア:

[(1, 31357942), (2, 15678971), (7, 4479706), (11, 2850722), (14, 2239853), (19, 1650418), (22, 1425361), (38, 825209), (49, 639958), (77, 407246), (98, 319979), (133, 235774), (154, 203623), (209, 150038), (266, 117887), (418, 75019), (539, 58178), (931, 33682), (1078, 29089), (1463, 21434), (1531, 20482), (1862, 16841), (2926, 10717), (3062, 10241)]