40343751

素因数分解:

$3^4\times 7^1\times {\mathrm{71153}}^1$

素因数の和:71172

約数の個数: 20

約数和(自身を含む): 68877072

約数和(自身を除く): 28533321

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 71153, 213459, 498071, 640377, 1494213, 1921131, 4482639, 5763393, 13447917, 40343751]

約数ペア:

[(1, 40343751), (3, 13447917), (7, 5763393), (9, 4482639), (21, 1921131), (27, 1494213), (63, 640377), (81, 498071), (189, 213459), (567, 71153)]