2544955

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 3801600

約数和(自身を除く): 1256645

約数列:

[1, 5, 7, 19, 35, 43, 89, 95, 133, 215, 301, 445, 623, 665, 817, 1505, 1691, 3115, 3827, 4085, 5719, 8455, 11837, 19135, 26789, 28595, 59185, 72713, 133945, 363565, 508991, 2544955]

約数ペア:

[(1, 2544955), (5, 508991), (7, 363565), (19, 133945), (35, 72713), (43, 59185), (89, 28595), (95, 26789), (133, 19135), (215, 11837), (301, 8455), (445, 5719), (623, 4085), (665, 3827), (817, 3115), (1505, 1691)]