1284223018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{5281}}^1$

素因数の和:5542

約数の個数: 32

約数和(自身を含む): 2129702400

約数和(自身を除く): 845479382

約数列:

[1, 2, 13, 26, 47, 94, 199, 398, 611, 1222, 2587, 5174, 5281, 9353, 10562, 18706, 68653, 121589, 137306, 243178, 248207, 496414, 1050919, 2101838, 3226691, 6453382, 13661947, 27323894, 49393193, 98786386, 642111509, 1284223018]

約数ペア:

[(1, 1284223018), (2, 642111509), (13, 98786386), (26, 49393193), (47, 27323894), (94, 13661947), (199, 6453382), (398, 3226691), (611, 2101838), (1222, 1050919), (2587, 496414), (5174, 248207), (5281, 243178), (9353, 137306), (10562, 121589), (18706, 68653)]