28349306

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1103}}^1$

素因数の和:1357

約数の個数: 16

約数和(自身を含む): 43400448

約数和(自身を除く): 15051142

約数列:

[1, 2, 71, 142, 181, 362, 1103, 2206, 12851, 25702, 78313, 156626, 199643, 399286, 14174653, 28349306]

約数ペア:

[(1, 28349306), (2, 14174653), (71, 399286), (142, 199643), (181, 156626), (362, 78313), (1103, 25702), (2206, 12851)]