249599427

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 437944320

約数和(自身を除く): 188344893

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 109, 161, 231, 253, 327, 431, 483, 759, 763, 1199, 1293, 1771, 2289, 2507, 3017, 3597, 4741, 5313, 7521, 8393, 9051, 9913, 14223, 17549, 25179, 27577, 29739, 33187, 46979, 52647, 69391, 82731, 99561, 109043, 140937, 193039, 208173, 327129, 328853, 516769, 579117, 763301, 986559, 1080517, 1550307, 2289903, 3241551, 3617383, 7563619, 10852149, 11885687, 22690857, 35657061, 83199809, 249599427]

約数ペア:

[(1, 249599427), (3, 83199809), (7, 35657061), (11, 22690857), (21, 11885687), (23, 10852149), (33, 7563619), (69, 3617383), (77, 3241551), (109, 2289903), (161, 1550307), (231, 1080517), (253, 986559), (327, 763301), (431, 579117), (483, 516769), (759, 328853), (763, 327129), (1199, 208173), (1293, 193039), (1771, 140937), (2289, 109043), (2507, 99561), (3017, 82731), (3597, 69391), (4741, 52647), (5313, 46979), (7521, 33187), (8393, 29739), (9051, 27577), (9913, 25179), (14223, 17549)]