28103906

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{941}}^1$

素因数の和:1189

約数の個数: 16

約数和(自身を含む): 42898680

約数和(自身を除く): 14794774

約数列:

[1, 2, 109, 137, 218, 274, 941, 1882, 14933, 29866, 102569, 128917, 205138, 257834, 14051953, 28103906]

約数ペア:

[(1, 28103906), (2, 14051953), (109, 257834), (137, 205138), (218, 128917), (274, 102569), (941, 29866), (1882, 14933)]