201722073

素因数分解:

$3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 331161600

約数和(自身を除く): 129439527

約数列:

[1, 3, 7, 21, 43, 47, 49, 97, 129, 141, 147, 291, 301, 329, 343, 679, 903, 987, 1029, 2021, 2037, 2107, 2303, 4171, 4559, 4753, 6063, 6321, 6909, 12513, 13677, 14147, 14259, 14749, 16121, 29197, 31913, 33271, 42441, 44247, 48363, 87591, 95739, 99029, 99813, 196037, 204379, 223391, 297087, 588111, 613137, 670173, 693203, 1372259, 1430653, 1563737, 2079609, 4116777, 4291959, 4691211, 9605813, 28817439, 67240691, 201722073]

約数ペア:

[(1, 201722073), (3, 67240691), (7, 28817439), (21, 9605813), (43, 4691211), (47, 4291959), (49, 4116777), (97, 2079609), (129, 1563737), (141, 1430653), (147, 1372259), (291, 693203), (301, 670173), (329, 613137), (343, 588111), (679, 297087), (903, 223391), (987, 204379), (1029, 196037), (2021, 99813), (2037, 99029), (2107, 95739), (2303, 87591), (4171, 48363), (4559, 44247), (4753, 42441), (6063, 33271), (6321, 31913), (6909, 29197), (12513, 16121), (13677, 14749), (14147, 14259)]