420095517

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{937}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 607824000

約数和(自身を除く): 187728483

約数列:

[1, 3, 17, 51, 59, 149, 177, 447, 937, 1003, 2533, 2811, 3009, 7599, 8791, 15929, 26373, 47787, 55283, 139613, 149447, 165849, 418839, 448341, 939811, 2373421, 2819433, 7120263, 8237167, 24711501, 140031839, 420095517]

約数ペア:

[(1, 420095517), (3, 140031839), (17, 24711501), (51, 8237167), (59, 7120263), (149, 2819433), (177, 2373421), (447, 939811), (937, 448341), (1003, 418839), (2533, 165849), (2811, 149447), (3009, 139613), (7599, 55283), (8791, 47787), (15929, 26373)]