71478532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{3347}}^1$

素因数の和:3651

約数の個数: 24

約数和(自身を含む): 132179040

約数和(自身を除く): 60700508

約数列:

[1, 2, 4, 19, 38, 76, 281, 562, 1124, 3347, 5339, 6694, 10678, 13388, 21356, 63593, 127186, 254372, 940507, 1881014, 3762028, 17869633, 35739266, 71478532]

約数ペア:

[(1, 71478532), (2, 35739266), (4, 17869633), (19, 3762028), (38, 1881014), (76, 940507), (281, 254372), (562, 127186), (1124, 63593), (3347, 21356), (5339, 13388), (6694, 10678)]