27587879

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 18

約数和(自身を含む): 31773168

約数和(自身を除く): 4185289

約数列:

[1, 11, 23, 121, 253, 431, 529, 2783, 4741, 5819, 9913, 52151, 64009, 109043, 227999, 1199473, 2507989, 27587879]

約数ペア:

[(1, 27587879), (11, 2507989), (23, 1199473), (121, 227999), (253, 109043), (431, 64009), (529, 52151), (2783, 9913), (4741, 5819)]