207780551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{5231}}^1$

素因数の和:5422

約数の個数: 16

約数和(自身を含む): 238076928

約数和(自身を除く): 30296377

約数列:

[1, 11, 23, 157, 253, 1727, 3611, 5231, 39721, 57541, 120313, 821267, 1323443, 9033937, 18889141, 207780551]

約数ペア:

[(1, 207780551), (11, 18889141), (23, 9033937), (157, 1323443), (253, 821267), (1727, 120313), (3611, 57541), (5231, 39721)]