78878046

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 172658304

約数和(自身を除く): 93780258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 169, 214, 321, 338, 507, 642, 727, 1014, 1391, 1454, 2181, 2782, 4173, 4362, 8346, 9451, 18083, 18902, 28353, 36166, 54249, 56706, 77789, 108498, 122863, 155578, 233367, 245726, 368589, 466734, 737178, 1011257, 2022514, 3033771, 6067542, 13146341, 26292682, 39439023, 78878046]

約数ペア:

[(1, 78878046), (2, 39439023), (3, 26292682), (6, 13146341), (13, 6067542), (26, 3033771), (39, 2022514), (78, 1011257), (107, 737178), (169, 466734), (214, 368589), (321, 245726), (338, 233367), (507, 155578), (642, 122863), (727, 108498), (1014, 77789), (1391, 56706), (1454, 54249), (2181, 36166), (2782, 28353), (4173, 18902), (4362, 18083), (8346, 9451)]