30406725

素因数分解:

$3^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 56514240

約数和(自身を除く): 26107515

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 107, 135, 225, 321, 421, 535, 675, 963, 1263, 1605, 2105, 2675, 2889, 3789, 4815, 6315, 8025, 10525, 11367, 14445, 18945, 24075, 31575, 45047, 56835, 72225, 94725, 135141, 225235, 284175, 405423, 675705, 1126175, 1216269, 2027115, 3378525, 6081345, 10135575, 30406725]

約数ペア:

[(1, 30406725), (3, 10135575), (5, 6081345), (9, 3378525), (15, 2027115), (25, 1216269), (27, 1126175), (45, 675705), (75, 405423), (107, 284175), (135, 225235), (225, 135141), (321, 94725), (421, 72225), (535, 56835), (675, 45047), (963, 31575), (1263, 24075), (1605, 18945), (2105, 14445), (2675, 11367), (2889, 10525), (3789, 8025), (4815, 6315)]