444470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:296

約数の個数: 24

約数和(自身を含む): 869616

約数和(自身を除く): 425146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 263, 338, 526, 845, 1315, 1690, 2630, 3419, 6838, 17095, 34190, 44447, 88894, 222235, 444470]

約数ペア:

[(1, 444470), (2, 222235), (5, 88894), (10, 44447), (13, 34190), (26, 17095), (65, 6838), (130, 3419), (169, 2630), (263, 1690), (338, 1315), (526, 845)]