201757941

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 108

約数和(自身を含む): 394212000

約数和(自身を除く): 192454059

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 99, 121, 133, 147, 171, 199, 209, 231, 363, 399, 441, 539, 597, 627, 693, 847, 931, 1089, 1197, 1393, 1463, 1617, 1791, 1881, 2189, 2299, 2541, 2793, 3781, 4179, 4389, 4851, 5929, 6567, 6897, 7623, 8379, 9751, 10241, 11343, 12537, 13167, 15323, 16093, 17787, 19701, 20691, 24079, 26467, 29253, 30723, 34029, 41591, 45969, 48279, 53361, 72237, 79401, 87759, 92169, 107261, 112651, 124773, 137907, 144837, 168553, 185269, 216711, 238203, 291137, 321783, 337953, 374319, 457501, 505659, 555807, 873411, 965349, 1013859, 1179871, 1372503, 1516977, 1667421, 2037959, 2620233, 3202507, 3539613, 4117509, 6113877, 9607521, 10618839, 18341631, 22417549, 28822563, 67252647, 201757941]

約数ペア:

[(1, 201757941), (3, 67252647), (7, 28822563), (9, 22417549), (11, 18341631), (19, 10618839), (21, 9607521), (33, 6113877), (49, 4117509), (57, 3539613), (63, 3202507), (77, 2620233), (99, 2037959), (121, 1667421), (133, 1516977), (147, 1372503), (171, 1179871), (199, 1013859), (209, 965349), (231, 873411), (363, 555807), (399, 505659), (441, 457501), (539, 374319), (597, 337953), (627, 321783), (693, 291137), (847, 238203), (931, 216711), (1089, 185269), (1197, 168553), (1393, 144837), (1463, 137907), (1617, 124773), (1791, 112651), (1881, 107261), (2189, 92169), (2299, 87759), (2541, 79401), (2793, 72237), (3781, 53361), (4179, 48279), (4389, 45969), (4851, 41591), (5929, 34029), (6567, 30723), (6897, 29253), (7623, 26467), (8379, 24079), (9751, 20691), (10241, 19701), (11343, 17787), (12537, 16093), (13167, 15323)]