208565766

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{18133}}^1$

素因数の和:18218

約数の個数: 40

約数和(自身を含む): 473950224

約数和(自身を除く): 265384458

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 3834, 5751, 11502, 18133, 36266, 54399, 108798, 163197, 326394, 489591, 979182, 1287443, 1468773, 2574886, 2937546, 3862329, 7724658, 11586987, 23173974, 34760961, 69521922, 104282883, 208565766]

約数ペア:

[(1, 208565766), (2, 104282883), (3, 69521922), (6, 34760961), (9, 23173974), (18, 11586987), (27, 7724658), (54, 3862329), (71, 2937546), (81, 2574886), (142, 1468773), (162, 1287443), (213, 979182), (426, 489591), (639, 326394), (1278, 163197), (1917, 108798), (3834, 54399), (5751, 36266), (11502, 18133)]