447940514

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 848517120

約数和(自身を除く): 400576606

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 109, 119, 217, 218, 238, 434, 527, 557, 763, 1054, 1114, 1526, 1853, 3379, 3689, 3706, 3899, 6758, 7378, 7798, 9469, 12971, 17267, 18938, 23653, 25942, 34534, 47306, 57443, 60713, 66283, 114886, 120869, 121426, 132566, 241738, 293539, 402101, 424991, 587078, 804202, 849982, 1032121, 1882103, 2054773, 2064242, 3764206, 4109546, 7224847, 13174721, 14449694, 26349442, 31995751, 63991502, 223970257, 447940514]

約数ペア:

[(1, 447940514), (2, 223970257), (7, 63991502), (14, 31995751), (17, 26349442), (31, 14449694), (34, 13174721), (62, 7224847), (109, 4109546), (119, 3764206), (217, 2064242), (218, 2054773), (238, 1882103), (434, 1032121), (527, 849982), (557, 804202), (763, 587078), (1054, 424991), (1114, 402101), (1526, 293539), (1853, 241738), (3379, 132566), (3689, 121426), (3706, 120869), (3899, 114886), (6758, 66283), (7378, 60713), (7798, 57443), (9469, 47306), (12971, 34534), (17267, 25942), (18938, 23653)]