161332425

素因数分解:

$3^3\times 5^2\times {\mathrm{457}}^1\times {\mathrm{523}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 297590080

約数和(自身を除く): 136257655

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 457, 523, 675, 1371, 1569, 2285, 2615, 4113, 4707, 6855, 7845, 11425, 12339, 13075, 14121, 20565, 23535, 34275, 39225, 61695, 70605, 102825, 117675, 239011, 308475, 353025, 717033, 1195055, 2151099, 3585165, 5975275, 6453297, 10755495, 17925825, 32266485, 53777475, 161332425]

約数ペア:

[(1, 161332425), (3, 53777475), (5, 32266485), (9, 17925825), (15, 10755495), (25, 6453297), (27, 5975275), (45, 3585165), (75, 2151099), (135, 1195055), (225, 717033), (457, 353025), (523, 308475), (675, 239011), (1371, 117675), (1569, 102825), (2285, 70605), (2615, 61695), (4113, 39225), (4707, 34275), (6855, 23535), (7845, 20565), (11425, 14121), (12339, 13075)]