211023225

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{14887}}^1$

素因数の和:14916

約数の個数: 60

約数和(自身を含む): 446759104

約数和(自身を除く): 235735879

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 315, 405, 525, 567, 675, 945, 1575, 2025, 2835, 4725, 14175, 14887, 44661, 74435, 104209, 133983, 223305, 312627, 372175, 401949, 521045, 669915, 937881, 1116525, 1205847, 1563135, 2009745, 2605225, 2813643, 3349575, 4689405, 6029235, 7815675, 8440929, 10048725, 14068215, 23447025, 30146175, 42204645, 70341075, 211023225]

約数ペア:

[(1, 211023225), (3, 70341075), (5, 42204645), (7, 30146175), (9, 23447025), (15, 14068215), (21, 10048725), (25, 8440929), (27, 7815675), (35, 6029235), (45, 4689405), (63, 3349575), (75, 2813643), (81, 2605225), (105, 2009745), (135, 1563135), (175, 1205847), (189, 1116525), (225, 937881), (315, 669915), (405, 521045), (525, 401949), (567, 372175), (675, 312627), (945, 223305), (1575, 133983), (2025, 104209), (2835, 74435), (4725, 44661), (14175, 14887)]