31395448

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1553}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 71048880

約数和(自身を除く): 39653432

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1444, 1553, 2527, 2888, 3106, 5054, 6212, 10108, 10871, 12424, 20216, 21742, 29507, 43484, 59014, 86968, 118028, 206549, 236056, 413098, 560633, 826196, 1121266, 1652392, 2242532, 3924431, 4485064, 7848862, 15697724, 31395448]

約数ペア:

[(1, 31395448), (2, 15697724), (4, 7848862), (7, 4485064), (8, 3924431), (14, 2242532), (19, 1652392), (28, 1121266), (38, 826196), (56, 560633), (76, 413098), (133, 236056), (152, 206549), (266, 118028), (361, 86968), (532, 59014), (722, 43484), (1064, 29507), (1444, 21742), (1553, 20216), (2527, 12424), (2888, 10871), (3106, 10108), (5054, 6212)]