208701087

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{136139}}^1$

素因数の和:136222

約数の個数: 16

約数和(自身を含む): 322379520

約数和(自身を除く): 113678433

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 136139, 408417, 952973, 2858919, 9938147, 29814441, 69567029, 208701087]

約数ペア:

[(1, 208701087), (3, 69567029), (7, 29814441), (21, 9938147), (73, 2858919), (219, 952973), (511, 408417), (1533, 136139)]