1277391668

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1\times {\mathrm{1801}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 2598685824

約数和(自身を除く): 1321294156

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 347, 511, 694, 1022, 1388, 1801, 2044, 2429, 3602, 4858, 7204, 9716, 12607, 25214, 25331, 50428, 50662, 101324, 131473, 177317, 262946, 354634, 525892, 624947, 709268, 920311, 1249894, 1840622, 2499788, 3681244, 4374629, 8749258, 17498516, 45621131, 91242262, 182484524, 319347917, 638695834, 1277391668]

約数ペア:

[(1, 1277391668), (2, 638695834), (4, 319347917), (7, 182484524), (14, 91242262), (28, 45621131), (73, 17498516), (146, 8749258), (292, 4374629), (347, 3681244), (511, 2499788), (694, 1840622), (1022, 1249894), (1388, 920311), (1801, 709268), (2044, 624947), (2429, 525892), (3602, 354634), (4858, 262946), (7204, 177317), (9716, 131473), (12607, 101324), (25214, 50662), (25331, 50428)]