25236321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 13083807

約数列:

[1, 3, 11, 33, 47, 53, 141, 159, 307, 517, 583, 921, 1551, 1749, 2491, 3377, 7473, 10131, 14429, 16271, 27401, 43287, 48813, 82203, 158719, 178981, 476157, 536943, 764737, 2294211, 8412107, 25236321]

約数ペア:

[(1, 25236321), (3, 8412107), (11, 2294211), (33, 764737), (47, 536943), (53, 476157), (141, 178981), (159, 158719), (307, 82203), (517, 48813), (583, 43287), (921, 27401), (1551, 16271), (1749, 14429), (2491, 10131), (3377, 7473)]