28978934

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2293}}^1$

素因数の和:2455

約数の個数: 16

約数和(自身を含む): 44595360

約数和(自身を除く): 15616426

約数列:

[1, 2, 71, 89, 142, 178, 2293, 4586, 6319, 12638, 162803, 204077, 325606, 408154, 14489467, 28978934]

約数ペア:

[(1, 28978934), (2, 14489467), (71, 408154), (89, 325606), (142, 204077), (178, 162803), (2293, 12638), (4586, 6319)]