991144226

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{277}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 1534693440

約数和(自身を除く): 543549214

約数列:

[1, 2, 61, 122, 139, 211, 277, 278, 422, 554, 8479, 12871, 16897, 16958, 25742, 29329, 33794, 38503, 58447, 58658, 77006, 116894, 1789069, 2348683, 3565267, 3578138, 4697366, 7130534, 8124133, 16248266, 495572113, 991144226]

約数ペア:

[(1, 991144226), (2, 495572113), (61, 16248266), (122, 8124133), (139, 7130534), (211, 4697366), (277, 3578138), (278, 3565267), (422, 2348683), (554, 1789069), (8479, 116894), (12871, 77006), (16897, 58658), (16958, 58447), (25742, 38503), (29329, 33794)]