28644588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{577}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 83315232

約数和(自身を除く): 54670644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 577, 591, 788, 1154, 1182, 1379, 1731, 1773, 2308, 2364, 2758, 3462, 3546, 4039, 4137, 5193, 5516, 6924, 7092, 8078, 8274, 10386, 12117, 12411, 16156, 16548, 20772, 24234, 24822, 36351, 48468, 49644, 72702, 113669, 145404, 227338, 341007, 454676, 682014, 795683, 1023021, 1364028, 1591366, 2046042, 2387049, 3182732, 4092084, 4774098, 7161147, 9548196, 14322294, 28644588]

約数ペア:

[(1, 28644588), (2, 14322294), (3, 9548196), (4, 7161147), (6, 4774098), (7, 4092084), (9, 3182732), (12, 2387049), (14, 2046042), (18, 1591366), (21, 1364028), (28, 1023021), (36, 795683), (42, 682014), (63, 454676), (84, 341007), (126, 227338), (197, 145404), (252, 113669), (394, 72702), (577, 49644), (591, 48468), (788, 36351), (1154, 24822), (1182, 24234), (1379, 20772), (1731, 16548), (1773, 16156), (2308, 12411), (2364, 12117), (2758, 10386), (3462, 8274), (3546, 8078), (4039, 7092), (4137, 6924), (5193, 5516)]