12154205

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 17952000

約数和(自身を除く): 5797795

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 343, 373, 665, 931, 1715, 1865, 2611, 4655, 6517, 7087, 13055, 18277, 32585, 35435, 49609, 91385, 127939, 248045, 347263, 639695, 1736315, 2430841, 12154205]

約数ペア:

[(1, 12154205), (5, 2430841), (7, 1736315), (19, 639695), (35, 347263), (49, 248045), (95, 127939), (133, 91385), (245, 49609), (343, 35435), (373, 32585), (665, 18277), (931, 13055), (1715, 7087), (1865, 6517), (2611, 4655)]