264845

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 24

約数和(自身を含む): 393984

約数和(自身を除く): 129139

約数列:

[1, 5, 7, 23, 35, 47, 49, 115, 161, 235, 245, 329, 805, 1081, 1127, 1645, 2303, 5405, 5635, 7567, 11515, 37835, 52969, 264845]

約数ペア:

[(1, 264845), (5, 52969), (7, 37835), (23, 11515), (35, 7567), (47, 5635), (49, 5405), (115, 2303), (161, 1645), (235, 1127), (245, 1081), (329, 805)]