568215

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:101

約数の個数: 40

約数和(自身を含む): 1080288

約数和(自身を除く): 512073

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 61, 69, 81, 115, 135, 183, 207, 305, 345, 405, 549, 621, 915, 1035, 1403, 1647, 1863, 2745, 3105, 4209, 4941, 7015, 8235, 9315, 12627, 21045, 24705, 37881, 63135, 113643, 189405, 568215]

約数ペア:

[(1, 568215), (3, 189405), (5, 113643), (9, 63135), (15, 37881), (23, 24705), (27, 21045), (45, 12627), (61, 9315), (69, 8235), (81, 7015), (115, 4941), (135, 4209), (183, 3105), (207, 2745), (305, 1863), (345, 1647), (405, 1403), (549, 1035), (621, 915)]