205122834

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7643}}^1$

素因数の和:7732

約数の個数: 64

約数和(自身を含む): 528353280

約数和(自身を除く): 323230446

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 126, 142, 189, 213, 378, 426, 497, 639, 994, 1278, 1491, 1917, 2982, 3834, 4473, 7643, 8946, 13419, 15286, 22929, 26838, 45858, 53501, 68787, 107002, 137574, 160503, 206361, 321006, 412722, 481509, 542653, 963018, 1085306, 1444527, 1627959, 2889054, 3255918, 3798571, 4883877, 7597142, 9767754, 11395713, 14651631, 22791426, 29303262, 34187139, 68374278, 102561417, 205122834]

約数ペア:

[(1, 205122834), (2, 102561417), (3, 68374278), (6, 34187139), (7, 29303262), (9, 22791426), (14, 14651631), (18, 11395713), (21, 9767754), (27, 7597142), (42, 4883877), (54, 3798571), (63, 3255918), (71, 2889054), (126, 1627959), (142, 1444527), (189, 1085306), (213, 963018), (378, 542653), (426, 481509), (497, 412722), (639, 321006), (994, 206361), (1278, 160503), (1491, 137574), (1917, 107002), (2982, 68787), (3834, 53501), (4473, 45858), (7643, 26838), (8946, 22929), (13419, 15286)]