252897505

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4273}}^1$

素因数の和:4393

約数の個数: 32

約数和(自身を含む): 369273600

約数和(自身を除く): 116376095

約数列:

[1, 5, 7, 19, 35, 89, 95, 133, 445, 623, 665, 1691, 3115, 4273, 8455, 11837, 21365, 29911, 59185, 81187, 149555, 380297, 405935, 568309, 1901485, 2662079, 2841545, 7225643, 13310395, 36128215, 50579501, 252897505]

約数ペア:

[(1, 252897505), (5, 50579501), (7, 36128215), (19, 13310395), (35, 7225643), (89, 2841545), (95, 2662079), (133, 1901485), (445, 568309), (623, 405935), (665, 380297), (1691, 149555), (3115, 81187), (4273, 59185), (8455, 29911), (11837, 21365)]