864494253

素因数分解:

$3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{26959}}^1$

素因数の和:27481

約数の個数: 24

約数和(自身を含む): 1429958400

約数和(自身を除く): 565464147

約数列:

[1, 3, 7, 9, 21, 63, 509, 1527, 3563, 4581, 10689, 26959, 32067, 80877, 188713, 242631, 566139, 1698417, 13722131, 41166393, 96054917, 123499179, 288164751, 864494253]

約数ペア:

[(1, 864494253), (3, 288164751), (7, 123499179), (9, 96054917), (21, 41166393), (63, 13722131), (509, 1698417), (1527, 566139), (3563, 242631), (4581, 188713), (10689, 80877), (26959, 32067)]