189980901

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 307724352

約数和(自身を除く): 117743451

約数列:

[1, 3, 9, 11, 33, 61, 99, 163, 183, 193, 489, 549, 579, 671, 1467, 1737, 1793, 2013, 2123, 5379, 6039, 6369, 9943, 11773, 16137, 19107, 29829, 31459, 35319, 89487, 94377, 105957, 109373, 129503, 283131, 328119, 346049, 388509, 984357, 1038147, 1165527, 1918999, 3114441, 5756997, 17270991, 21108989, 63326967, 189980901]

約数ペア:

[(1, 189980901), (3, 63326967), (9, 21108989), (11, 17270991), (33, 5756997), (61, 3114441), (99, 1918999), (163, 1165527), (183, 1038147), (193, 984357), (489, 388509), (549, 346049), (579, 328119), (671, 283131), (1467, 129503), (1737, 109373), (1793, 105957), (2013, 94377), (2123, 89487), (5379, 35319), (6039, 31459), (6369, 29829), (9943, 19107), (11773, 16137)]