51721191

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{3347}}^1$

素因数の和:3471

約数の個数: 24

約数和(自身を含む): 79910064

約数和(自身を除く): 28188873

約数列:

[1, 3, 9, 17, 51, 101, 153, 303, 909, 1717, 3347, 5151, 10041, 15453, 30123, 56899, 170697, 338047, 512091, 1014141, 3042423, 5746799, 17240397, 51721191]

約数ペア:

[(1, 51721191), (3, 17240397), (9, 5746799), (17, 3042423), (51, 1014141), (101, 512091), (153, 338047), (303, 170697), (909, 56899), (1717, 30123), (3347, 15453), (5151, 10041)]