28428694

素因数分解:

$2^1\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{1427}}^1$

素因数の和:2859

約数の個数: 16

約数和(自身を含む): 48803328

約数和(自身を除く): 20374634

約数列:

[1, 2, 7, 14, 1423, 1427, 2846, 2854, 9961, 9989, 19922, 19978, 2030621, 4061242, 14214347, 28428694]

約数ペア:

[(1, 28428694), (2, 14214347), (7, 4061242), (14, 2030621), (1423, 19978), (1427, 19922), (2846, 9989), (2854, 9961)]