28012778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{3449}}^1$

素因数の和:3613

約数の個数: 16

約数和(自身を含む): 43718400

約数和(自身を除く): 15705622

約数列:

[1, 2, 31, 62, 131, 262, 3449, 4061, 6898, 8122, 106919, 213838, 451819, 903638, 14006389, 28012778]

約数ペア:

[(1, 28012778), (2, 14006389), (31, 903638), (62, 451819), (131, 213838), (262, 106919), (3449, 8122), (4061, 6898)]