81719001

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{883}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 146729856

約数和(自身を除く): 65010855

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 113, 117, 273, 339, 791, 819, 883, 1017, 1469, 2373, 2649, 4407, 6181, 7119, 7947, 10283, 11479, 13221, 18543, 30849, 34437, 55629, 80353, 92547, 99779, 103311, 241059, 299337, 698453, 723177, 898011, 1297127, 2095359, 3891381, 6286077, 9079889, 11674143, 27239667, 81719001]

約数ペア:

[(1, 81719001), (3, 27239667), (7, 11674143), (9, 9079889), (13, 6286077), (21, 3891381), (39, 2095359), (63, 1297127), (91, 898011), (113, 723177), (117, 698453), (273, 299337), (339, 241059), (791, 103311), (819, 99779), (883, 92547), (1017, 80353), (1469, 55629), (2373, 34437), (2649, 30849), (4407, 18543), (6181, 13221), (7119, 11479), (7947, 10283)]