51986691

素因数分解:

$3^5\times {\mathrm{349}}^1\times {\mathrm{613}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 78223600

約数和(自身を除く): 26236909

約数列:

[1, 3, 9, 27, 81, 243, 349, 613, 1047, 1839, 3141, 5517, 9423, 16551, 28269, 49653, 84807, 148959, 213937, 641811, 1925433, 5776299, 17328897, 51986691]

約数ペア:

[(1, 51986691), (3, 17328897), (9, 5776299), (27, 1925433), (81, 641811), (243, 213937), (349, 148959), (613, 84807), (1047, 49653), (1839, 28269), (3141, 16551), (5517, 9423)]