289330822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9749}}^1$

素因数の和:9852

約数の個数: 32

約数和(自身を含む): 505440000

約数和(自身を除く): 216109178

約数列:

[1, 2, 11, 19, 22, 38, 71, 142, 209, 418, 781, 1349, 1562, 2698, 9749, 14839, 19498, 29678, 107239, 185231, 214478, 370462, 692179, 1384358, 2037541, 4075082, 7613969, 13151401, 15227938, 26302802, 144665411, 289330822]

約数ペア:

[(1, 289330822), (2, 144665411), (11, 26302802), (19, 15227938), (22, 13151401), (38, 7613969), (71, 4075082), (142, 2037541), (209, 1384358), (418, 692179), (781, 370462), (1349, 214478), (1562, 185231), (2698, 107239), (9749, 29678), (14839, 19498)]