15666738857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{1051}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 21523415040

約数和(自身を除く): 5856676183

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 443, 1051, 1463, 1771, 3059, 3101, 4807, 4873, 7357, 8417, 10189, 11561, 19969, 24173, 33649, 34111, 58919, 71323, 80927, 92587, 112079, 139783, 169211, 193591, 219659, 265903, 459287, 465593, 648109, 784553, 1355137, 1537613, 1861321, 2129501, 3215009, 3259151, 5052157, 5121523, 8846267, 10708639, 14906507, 35365099, 35850661, 61923869, 74960473, 97308937, 117795029, 203464141, 681162559, 824565203, 1424248987, 2238105551, 15666738857]

約数ペア:

[(1, 15666738857), (7, 2238105551), (11, 1424248987), (19, 824565203), (23, 681162559), (77, 203464141), (133, 117795029), (161, 97308937), (209, 74960473), (253, 61923869), (437, 35850661), (443, 35365099), (1051, 14906507), (1463, 10708639), (1771, 8846267), (3059, 5121523), (3101, 5052157), (4807, 3259151), (4873, 3215009), (7357, 2129501), (8417, 1861321), (10189, 1537613), (11561, 1355137), (19969, 784553), (24173, 648109), (33649, 465593), (34111, 459287), (58919, 265903), (71323, 219659), (80927, 193591), (92587, 169211), (112079, 139783)]