620199209

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 760320000

約数和(自身を除く): 140120791

約数列:

[1, 7, 23, 59, 109, 161, 413, 599, 763, 1357, 2507, 4193, 6431, 9499, 13777, 17549, 35341, 45017, 65291, 96439, 147913, 247387, 457037, 812843, 1035391, 1501693, 3852169, 5689901, 10511851, 26965183, 88599887, 620199209]

約数ペア:

[(1, 620199209), (7, 88599887), (23, 26965183), (59, 10511851), (109, 5689901), (161, 3852169), (413, 1501693), (599, 1035391), (763, 812843), (1357, 457037), (2507, 247387), (4193, 147913), (6431, 96439), (9499, 65291), (13777, 45017), (17549, 35341)]