172937907009

素因数分解:

$3^4\times 7^2\times {\mathrm{43572161}}^1$

素因数の和:43572187

約数の個数: 30

約数和(自身を含む): 300517201314

約数和(自身を除く): 127579294305

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 43572161, 130716483, 305005127, 392149449, 915015381, 1176448347, 2135035889, 2745046143, 3529345041, 6405107667, 8235138429, 19215323001, 24705415287, 57645969003, 172937907009]

約数ペア:

[(1, 172937907009), (3, 57645969003), (7, 24705415287), (9, 19215323001), (21, 8235138429), (27, 6405107667), (49, 3529345041), (63, 2745046143), (81, 2135035889), (147, 1176448347), (189, 915015381), (441, 392149449), (567, 305005127), (1323, 130716483), (3969, 43572161)]