211392638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 333637920

約数和(自身を除く): 122245282

約数列:

[1, 2, 41, 67, 82, 109, 134, 218, 353, 706, 2747, 4469, 5494, 7303, 8938, 14473, 14606, 23651, 28946, 38477, 47302, 76954, 299423, 598846, 969691, 1577557, 1939382, 2577959, 3155114, 5155918, 105696319, 211392638]

約数ペア:

[(1, 211392638), (2, 105696319), (41, 5155918), (67, 3155114), (82, 2577959), (109, 1939382), (134, 1577557), (218, 969691), (353, 598846), (706, 299423), (2747, 76954), (4469, 47302), (5494, 38477), (7303, 28946), (8938, 23651), (14473, 14606)]