201661956

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{761}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 541699704

約数和(自身を除く): 340037748

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 433, 612, 761, 866, 1299, 1522, 1732, 2283, 2598, 3044, 3897, 4566, 5196, 6849, 7361, 7794, 9132, 12937, 13698, 14722, 15588, 22083, 25874, 27396, 29444, 38811, 44166, 51748, 66249, 77622, 88332, 116433, 132498, 155244, 232866, 264996, 329513, 465732, 659026, 988539, 1318052, 1977078, 2965617, 3954156, 5601721, 5931234, 11203442, 11862468, 16805163, 22406884, 33610326, 50415489, 67220652, 100830978, 201661956]

約数ペア:

[(1, 201661956), (2, 100830978), (3, 67220652), (4, 50415489), (6, 33610326), (9, 22406884), (12, 16805163), (17, 11862468), (18, 11203442), (34, 5931234), (36, 5601721), (51, 3954156), (68, 2965617), (102, 1977078), (153, 1318052), (204, 988539), (306, 659026), (433, 465732), (612, 329513), (761, 264996), (866, 232866), (1299, 155244), (1522, 132498), (1732, 116433), (2283, 88332), (2598, 77622), (3044, 66249), (3897, 51748), (4566, 44166), (5196, 38811), (6849, 29444), (7361, 27396), (7794, 25874), (9132, 22083), (12937, 15588), (13698, 14722)]