39970161

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 72678528

約数和(自身を除く): 32708367

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 137, 231, 411, 421, 693, 959, 1233, 1263, 1507, 2877, 2947, 3789, 4521, 4631, 8631, 8841, 10549, 13563, 13893, 26523, 31647, 32417, 41679, 57677, 94941, 97251, 173031, 291753, 403739, 519093, 634447, 1211217, 1903341, 3633651, 4441129, 5710023, 13323387, 39970161]

約数ペア:

[(1, 39970161), (3, 13323387), (7, 5710023), (9, 4441129), (11, 3633651), (21, 1903341), (33, 1211217), (63, 634447), (77, 519093), (99, 403739), (137, 291753), (231, 173031), (411, 97251), (421, 94941), (693, 57677), (959, 41679), (1233, 32417), (1263, 31647), (1507, 26523), (2877, 13893), (2947, 13563), (3789, 10549), (4521, 8841), (4631, 8631)]