128433916

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{313}}^1\times {\mathrm{607}}^1$

素因数の和:950

約数の個数: 36

約数和(自身を含む): 244558272

約数和(自身を除く): 116124356

約数列:

[1, 2, 4, 13, 26, 52, 169, 313, 338, 607, 626, 676, 1214, 1252, 2428, 4069, 7891, 8138, 15782, 16276, 31564, 52897, 102583, 105794, 189991, 205166, 211588, 379982, 410332, 759964, 2469883, 4939766, 9879532, 32108479, 64216958, 128433916]

約数ペア:

[(1, 128433916), (2, 64216958), (4, 32108479), (13, 9879532), (26, 4939766), (52, 2469883), (169, 759964), (313, 410332), (338, 379982), (607, 211588), (626, 205166), (676, 189991), (1214, 105794), (1252, 102583), (2428, 52897), (4069, 31564), (7891, 16276), (8138, 15782)]