40342281

素因数分解:

$3^1\times 7^1\times {\mathrm{1237}}^1\times {\mathrm{1553}}^1$

素因数の和:2800

約数の個数: 16

約数和(自身を含む): 61563264

約数和(自身を除く): 21220983

約数列:

[1, 3, 7, 21, 1237, 1553, 3711, 4659, 8659, 10871, 25977, 32613, 1921061, 5763183, 13447427, 40342281]

約数ペア:

[(1, 40342281), (3, 13447427), (7, 5763183), (21, 1921061), (1237, 32613), (1553, 25977), (3711, 10871), (4659, 8659)]