40814361

素因数分解:

$3^4\times 7^1\times {\mathrm{71983}}^1$

素因数の和:72002

約数の個数: 20

約数和(自身を含む): 69680512

約数和(自身を除く): 28866151

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 71983, 215949, 503881, 647847, 1511643, 1943541, 4534929, 5830623, 13604787, 40814361]

約数ペア:

[(1, 40814361), (3, 13604787), (7, 5830623), (9, 4534929), (21, 1943541), (27, 1511643), (63, 647847), (81, 503881), (189, 215949), (567, 71983)]