28208986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{8543}}^1$

素因数の和:8685

約数の個数: 16

約数和(自身を含む): 45932544

約数和(自身を除く): 17723558

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 8543, 17086, 111059, 222118, 1084961, 2169922, 14104493, 28208986]

約数ペア:

[(1, 28208986), (2, 14104493), (13, 2169922), (26, 1084961), (127, 222118), (254, 111059), (1651, 17086), (3302, 8543)]