131311656

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{260539}}^1$

素因数の和:260558

約数の個数: 48

約数和(自身を含む): 406442400

約数和(自身を除く): 275130744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 260539, 521078, 781617, 1042156, 1563234, 1823773, 2084312, 2344851, 3126468, 3647546, 4689702, 5471319, 6252936, 7295092, 9379404, 10942638, 14590184, 16413957, 18758808, 21885276, 32827914, 43770552, 65655828, 131311656]

約数ペア:

[(1, 131311656), (2, 65655828), (3, 43770552), (4, 32827914), (6, 21885276), (7, 18758808), (8, 16413957), (9, 14590184), (12, 10942638), (14, 9379404), (18, 7295092), (21, 6252936), (24, 5471319), (28, 4689702), (36, 3647546), (42, 3126468), (56, 2344851), (63, 2084312), (72, 1823773), (84, 1563234), (126, 1042156), (168, 781617), (252, 521078), (504, 260539)]