173172321

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{10613}}^1$

素因数の和:10670

約数の個数: 36

約数和(自身を含む): 298869012

約数和(自身を除く): 125696691

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 441, 777, 1813, 2331, 5439, 10613, 16317, 31839, 74291, 95517, 222873, 392681, 520037, 668619, 1178043, 1560111, 2748767, 3534129, 4680333, 8246301, 19241369, 24738903, 57724107, 173172321]

約数ペア:

[(1, 173172321), (3, 57724107), (7, 24738903), (9, 19241369), (21, 8246301), (37, 4680333), (49, 3534129), (63, 2748767), (111, 1560111), (147, 1178043), (259, 668619), (333, 520037), (441, 392681), (777, 222873), (1813, 95517), (2331, 74291), (5439, 31839), (10613, 16317)]