40804317

素因数分解:

$3^6\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:492

約数の個数: 28

約数和(自身を含む): 61697664

約数和(自身を除く): 20893347

約数列:

[1, 3, 9, 27, 81, 223, 243, 251, 669, 729, 753, 2007, 2259, 6021, 6777, 18063, 20331, 54189, 55973, 60993, 162567, 167919, 182979, 503757, 1511271, 4533813, 13601439, 40804317]

約数ペア:

[(1, 40804317), (3, 13601439), (9, 4533813), (27, 1511271), (81, 503757), (223, 182979), (243, 167919), (251, 162567), (669, 60993), (729, 55973), (753, 54189), (2007, 20331), (2259, 18063), (6021, 6777)]