40263237

素因数分解:

$3^4\times 7^1\times {\mathrm{71011}}^1$

素因数の和:71030

約数の個数: 20

約数和(自身を含む): 68739616

約数和(自身を除く): 28476379

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 71011, 213033, 497077, 639099, 1491231, 1917297, 4473693, 5751891, 13421079, 40263237]

約数ペア:

[(1, 40263237), (3, 13421079), (7, 5751891), (9, 4473693), (21, 1917297), (27, 1491231), (63, 639099), (81, 497077), (189, 213033), (567, 71011)]