27721317

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^2$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 40795104

約数和(自身を除く): 13073787

約数列:

[1, 3, 13, 39, 67, 103, 201, 309, 871, 1339, 2613, 4017, 6901, 10609, 20703, 31827, 89713, 137917, 269139, 413751, 710803, 2132409, 9240439, 27721317]

約数ペア:

[(1, 27721317), (3, 9240439), (13, 2132409), (39, 710803), (67, 413751), (103, 269139), (201, 137917), (309, 89713), (871, 31827), (1339, 20703), (2613, 10609), (4017, 6901)]