40281759

素因数分解:

$3^3\times 7^1\times {\mathrm{213131}}^1$

素因数の和:213147

約数の個数: 16

約数和(自身を含む): 68202240

約数和(自身を除く): 27920481

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 213131, 639393, 1491917, 1918179, 4475751, 5754537, 13427253, 40281759]

約数ペア:

[(1, 40281759), (3, 13427253), (7, 5754537), (9, 4475751), (21, 1918179), (27, 1491917), (63, 639393), (189, 213131)]