78972556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{2089}}^1$

素因数の和:2833

約数の個数: 24

約数和(自身を含む): 149108960

約数和(自身を除く): 70136404

約数列:

[1, 2, 4, 13, 26, 52, 727, 1454, 2089, 2908, 4178, 8356, 9451, 18902, 27157, 37804, 54314, 108628, 1518703, 3037406, 6074812, 19743139, 39486278, 78972556]

約数ペア:

[(1, 78972556), (2, 39486278), (4, 19743139), (13, 6074812), (26, 3037406), (52, 1518703), (727, 108628), (1454, 54314), (2089, 37804), (2908, 27157), (4178, 18902), (8356, 9451)]