28910206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15661}}^1$

素因数の和:15747

約数の個数: 16

約数和(自身を含む): 47361888

約数和(自身を除く): 18451682

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 15661, 31322, 203593, 407186, 1111931, 2223862, 14455103, 28910206]

約数ペア:

[(1, 28910206), (2, 14455103), (13, 2223862), (26, 1111931), (71, 407186), (142, 203593), (923, 31322), (1846, 15661)]