145127213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 188424192

約数和(自身を除く): 43296979

約数列:

[1, 7, 11, 31, 77, 163, 217, 341, 373, 1141, 1793, 2387, 2611, 4103, 5053, 11563, 12551, 28721, 35371, 55583, 60799, 80941, 127193, 389081, 425593, 668789, 890351, 1884769, 4681523, 13193383, 20732459, 145127213]

約数ペア:

[(1, 145127213), (7, 20732459), (11, 13193383), (31, 4681523), (77, 1884769), (163, 890351), (217, 668789), (341, 425593), (373, 389081), (1141, 127193), (1793, 80941), (2387, 60799), (2611, 55583), (4103, 35371), (5053, 28721), (11563, 12551)]