11911725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{2521}}^1$

素因数の和:2547

約数の個数: 48

約数和(自身を含む): 25018240

約数和(自身を除く): 13106515

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 2521, 4725, 7563, 12605, 17647, 22689, 37815, 52941, 63025, 68067, 88235, 113445, 158823, 189075, 264705, 340335, 441175, 476469, 567225, 794115, 1323525, 1701675, 2382345, 3970575, 11911725]

約数ペア:

[(1, 11911725), (3, 3970575), (5, 2382345), (7, 1701675), (9, 1323525), (15, 794115), (21, 567225), (25, 476469), (27, 441175), (35, 340335), (45, 264705), (63, 189075), (75, 158823), (105, 113445), (135, 88235), (175, 68067), (189, 63025), (225, 52941), (315, 37815), (525, 22689), (675, 17647), (945, 12605), (1575, 7563), (2521, 4725)]