217645568

素因数分解:

$2^9\times 7^1\times {\mathrm{60727}}^1$

素因数の和:60752

約数の個数: 40

約数和(自身を含む): 496997952

約数和(自身を除く): 279352384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 60727, 121454, 242908, 425089, 485816, 850178, 971632, 1700356, 1943264, 3400712, 3886528, 6801424, 7773056, 13602848, 15546112, 27205696, 31092224, 54411392, 108822784, 217645568]

約数ペア:

[(1, 217645568), (2, 108822784), (4, 54411392), (7, 31092224), (8, 27205696), (14, 15546112), (16, 13602848), (28, 7773056), (32, 6801424), (56, 3886528), (64, 3400712), (112, 1943264), (128, 1700356), (224, 971632), (256, 850178), (448, 485816), (512, 425089), (896, 242908), (1792, 121454), (3584, 60727)]