281114708

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{213613}}^1$

素因数の和:213671

約数の個数: 24

約数和(自身を含む): 574194432

約数和(自身を除く): 293079724

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 213613, 427226, 854452, 1495291, 2990582, 5981164, 10039811, 20079622, 40159244, 70278677, 140557354, 281114708]

約数ペア:

[(1, 281114708), (2, 140557354), (4, 70278677), (7, 40159244), (14, 20079622), (28, 10039811), (47, 5981164), (94, 2990582), (188, 1495291), (329, 854452), (658, 427226), (1316, 213613)]