413970879

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{6871}}^1$

素因数の和:7051

約数の個数: 32

約数和(自身を含む): 668508160

約数和(自身を除く): 254537281

約数列:

[1, 3, 7, 19, 21, 57, 133, 151, 399, 453, 1057, 2869, 3171, 6871, 8607, 20083, 20613, 48097, 60249, 130549, 144291, 391647, 913843, 1037521, 2741529, 3112563, 7262647, 19712899, 21787941, 59138697, 137990293, 413970879]

約数ペア:

[(1, 413970879), (3, 137990293), (7, 59138697), (19, 21787941), (21, 19712899), (57, 7262647), (133, 3112563), (151, 2741529), (399, 1037521), (453, 913843), (1057, 391647), (2869, 144291), (3171, 130549), (6871, 60249), (8607, 48097), (20083, 20613)]