287487788

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{727}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 596843520

約数和(自身を除く): 309355732

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 487, 727, 812, 974, 1454, 1948, 2908, 3409, 5089, 6818, 10178, 13636, 14123, 20356, 21083, 28246, 42166, 56492, 84332, 98861, 147581, 197722, 295162, 354049, 395444, 590324, 708098, 1416196, 2478343, 4956686, 9913372, 10267421, 20534842, 41069684, 71871947, 143743894, 287487788]

約数ペア:

[(1, 287487788), (2, 143743894), (4, 71871947), (7, 41069684), (14, 20534842), (28, 10267421), (29, 9913372), (58, 4956686), (116, 2478343), (203, 1416196), (406, 708098), (487, 590324), (727, 395444), (812, 354049), (974, 295162), (1454, 197722), (1948, 147581), (2908, 98861), (3409, 84332), (5089, 56492), (6818, 42166), (10178, 28246), (13636, 21083), (14123, 20356)]