28105596

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1321}}^1$

素因数の和:1531

約数の個数: 48

約数和(自身を含む): 73291680

約数和(自身を除く): 45186084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1182, 1321, 1773, 2364, 2642, 3546, 3963, 5284, 5319, 7092, 7926, 10638, 11889, 15852, 21276, 23778, 35667, 47556, 71334, 142668, 260237, 520474, 780711, 1040948, 1561422, 2342133, 3122844, 4684266, 7026399, 9368532, 14052798, 28105596]

約数ペア:

[(1, 28105596), (2, 14052798), (3, 9368532), (4, 7026399), (6, 4684266), (9, 3122844), (12, 2342133), (18, 1561422), (27, 1040948), (36, 780711), (54, 520474), (108, 260237), (197, 142668), (394, 71334), (591, 47556), (788, 35667), (1182, 23778), (1321, 21276), (1773, 15852), (2364, 11889), (2642, 10638), (3546, 7926), (3963, 7092), (5284, 5319)]