369990243

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 622043136

約数和(自身を除く): 252052893

約数列:

[1, 3, 7, 9, 21, 63, 127, 131, 353, 381, 393, 889, 917, 1059, 1143, 1179, 2471, 2667, 2751, 3177, 7413, 8001, 8253, 16637, 22239, 44831, 46243, 49911, 116459, 134493, 138729, 149733, 313817, 323701, 349377, 403479, 416187, 941451, 971103, 1048131, 2824353, 2913309, 5872861, 17618583, 41110027, 52855749, 123330081, 369990243]

約数ペア:

[(1, 369990243), (3, 123330081), (7, 52855749), (9, 41110027), (21, 17618583), (63, 5872861), (127, 2913309), (131, 2824353), (353, 1048131), (381, 971103), (393, 941451), (889, 416187), (917, 403479), (1059, 349377), (1143, 323701), (1179, 313817), (2471, 149733), (2667, 138729), (2751, 134493), (3177, 116459), (7413, 49911), (8001, 46243), (8253, 44831), (16637, 22239)]