208029108

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{709}}^1$

素因数の和:1229

約数の個数: 72

約数和(自身を含む): 566580000

約数和(自身を除く): 358550892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 499, 588, 709, 998, 1418, 1497, 1996, 2127, 2836, 2994, 3493, 4254, 4963, 5988, 6986, 8508, 9926, 10479, 13972, 14889, 19852, 20958, 24451, 29778, 34741, 41916, 48902, 59556, 69482, 73353, 97804, 104223, 138964, 146706, 208446, 293412, 353791, 416892, 707582, 1061373, 1415164, 2122746, 2476537, 4245492, 4953074, 7429611, 9906148, 14859222, 17335759, 29718444, 34671518, 52007277, 69343036, 104014554, 208029108]

約数ペア:

[(1, 208029108), (2, 104014554), (3, 69343036), (4, 52007277), (6, 34671518), (7, 29718444), (12, 17335759), (14, 14859222), (21, 9906148), (28, 7429611), (42, 4953074), (49, 4245492), (84, 2476537), (98, 2122746), (147, 1415164), (196, 1061373), (294, 707582), (499, 416892), (588, 353791), (709, 293412), (998, 208446), (1418, 146706), (1497, 138964), (1996, 104223), (2127, 97804), (2836, 73353), (2994, 69482), (3493, 59556), (4254, 48902), (4963, 41916), (5988, 34741), (6986, 29778), (8508, 24451), (9926, 20958), (10479, 19852), (13972, 14889)]