64991212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113621}}^1$

素因数の和:113649

約数の個数: 24

約数和(自身を含む): 133619472

約数和(自身を除く): 68628260

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 113621, 227242, 454484, 1249831, 1477073, 2499662, 2954146, 4999324, 5908292, 16247803, 32495606, 64991212]

約数ペア:

[(1, 64991212), (2, 32495606), (4, 16247803), (11, 5908292), (13, 4999324), (22, 2954146), (26, 2499662), (44, 1477073), (52, 1249831), (143, 454484), (286, 227242), (572, 113621)]