28254538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2657}}^1$

素因数の和:3081

約数の個数: 16

約数和(自身を含む): 45770760

約数和(自身を除く): 17516222

約数列:

[1, 2, 13, 26, 409, 818, 2657, 5314, 5317, 10634, 34541, 69082, 1086713, 2173426, 14127269, 28254538]

約数ペア:

[(1, 28254538), (2, 14127269), (13, 2173426), (26, 1086713), (409, 69082), (818, 34541), (2657, 10634), (5314, 5317)]