25400727

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 42052608

約数和(自身を除く): 16651881

約数列:

[1, 3, 9, 11, 33, 47, 53, 99, 103, 141, 159, 309, 423, 477, 517, 583, 927, 1133, 1551, 1749, 2491, 3399, 4653, 4841, 5247, 5459, 7473, 10197, 14523, 16377, 22419, 27401, 43569, 49131, 53251, 60049, 82203, 159753, 180147, 246609, 256573, 479259, 540441, 769719, 2309157, 2822303, 8466909, 25400727]

約数ペア:

[(1, 25400727), (3, 8466909), (9, 2822303), (11, 2309157), (33, 769719), (47, 540441), (53, 479259), (99, 256573), (103, 246609), (141, 180147), (159, 159753), (309, 82203), (423, 60049), (477, 53251), (517, 49131), (583, 43569), (927, 27401), (1133, 22419), (1551, 16377), (1749, 14523), (2491, 10197), (3399, 7473), (4653, 5459), (4841, 5247)]