665802332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{2153}}^1$

素因数の和:2502

約数の個数: 48

約数和(自身を含む): 1325657760

約数和(自身を除く): 659855428

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 313, 494, 626, 988, 1252, 2153, 4069, 4306, 5947, 8138, 8612, 11894, 16276, 23788, 27989, 40907, 55978, 77311, 81814, 111956, 154622, 163628, 309244, 531791, 673889, 1063582, 1347778, 2127164, 2695556, 8760557, 12803891, 17521114, 25607782, 35042228, 51215564, 166450583, 332901166, 665802332]

約数ペア:

[(1, 665802332), (2, 332901166), (4, 166450583), (13, 51215564), (19, 35042228), (26, 25607782), (38, 17521114), (52, 12803891), (76, 8760557), (247, 2695556), (313, 2127164), (494, 1347778), (626, 1063582), (988, 673889), (1252, 531791), (2153, 309244), (4069, 163628), (4306, 154622), (5947, 111956), (8138, 81814), (8612, 77311), (11894, 55978), (16276, 40907), (23788, 27989)]