2005177815

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{1753}}^1$

素因数の和:2033

約数の個数: 64

約数和(自身を含む): 3679190400

約数和(自身を除く): 1674012585

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 229, 333, 555, 687, 999, 1145, 1665, 1753, 2061, 3435, 4995, 5259, 6183, 8473, 8765, 10305, 15777, 25419, 26295, 30915, 42365, 47331, 64861, 76257, 78885, 127095, 194583, 228771, 236655, 324305, 381285, 401437, 583749, 972915, 1143855, 1204311, 1751247, 2007185, 2918745, 3612933, 6021555, 8756235, 10838799, 14853169, 18064665, 44559507, 54193995, 74265845, 133678521, 222797535, 401035563, 668392605, 2005177815]

約数ペア:

[(1, 2005177815), (3, 668392605), (5, 401035563), (9, 222797535), (15, 133678521), (27, 74265845), (37, 54193995), (45, 44559507), (111, 18064665), (135, 14853169), (185, 10838799), (229, 8756235), (333, 6021555), (555, 3612933), (687, 2918745), (999, 2007185), (1145, 1751247), (1665, 1204311), (1753, 1143855), (2061, 972915), (3435, 583749), (4995, 401437), (5259, 381285), (6183, 324305), (8473, 236655), (8765, 228771), (10305, 194583), (15777, 127095), (25419, 78885), (26295, 76257), (30915, 64861), (42365, 47331)]