67641548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{12157}}^1$

素因数の和:12281

約数の個数: 24

約数和(自身を含む): 128680272

約数和(自身を除く): 61038724

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 12157, 24314, 48628, 158041, 316082, 632164, 1300799, 2601598, 5203196, 16910387, 33820774, 67641548]

約数ペア:

[(1, 67641548), (2, 33820774), (4, 16910387), (13, 5203196), (26, 2601598), (52, 1300799), (107, 632164), (214, 316082), (428, 158041), (1391, 48628), (2782, 24314), (5564, 12157)]