28726820878

素因数分解:

$2^1\times 7^1\times {\mathrm{18859}}^1\times {\mathrm{108803}}^1$

素因数の和:127671

約数の個数: 16

約数和(自身を含む): 49249042560

約数和(自身を除く): 20522221682

約数列:

[1, 2, 7, 14, 18859, 37718, 108803, 132013, 217606, 264026, 761621, 1523242, 2051915777, 4103831554, 14363410439, 28726820878]

約数ペア:

[(1, 28726820878), (2, 14363410439), (7, 4103831554), (14, 2051915777), (18859, 1523242), (37718, 761621), (108803, 264026), (132013, 217606)]