287730712

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{1283}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 579456360

約数和(自身を除く): 291725648

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 289, 388, 578, 776, 1156, 1283, 1649, 2312, 2566, 3298, 5132, 6596, 10264, 13192, 21811, 28033, 43622, 56066, 87244, 112132, 124451, 174488, 224264, 248902, 370787, 497804, 741574, 995608, 1483148, 2115667, 2966296, 4231334, 8462668, 16925336, 35966339, 71932678, 143865356, 287730712]

約数ペア:

[(1, 287730712), (2, 143865356), (4, 71932678), (8, 35966339), (17, 16925336), (34, 8462668), (68, 4231334), (97, 2966296), (136, 2115667), (194, 1483148), (289, 995608), (388, 741574), (578, 497804), (776, 370787), (1156, 248902), (1283, 224264), (1649, 174488), (2312, 124451), (2566, 112132), (3298, 87244), (5132, 56066), (6596, 43622), (10264, 28033), (13192, 21811)]