287484498

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:853

約数の個数: 128

約数和(自身を含む): 780595200

約数和(自身を除く): 493110702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 43, 46, 54, 63, 69, 86, 126, 129, 138, 161, 189, 207, 258, 301, 322, 378, 387, 414, 483, 602, 621, 769, 774, 903, 966, 989, 1161, 1242, 1449, 1538, 1806, 1978, 2307, 2322, 2709, 2898, 2967, 4347, 4614, 5383, 5418, 5934, 6921, 6923, 8127, 8694, 8901, 10766, 13842, 13846, 16149, 16254, 17687, 17802, 20763, 20769, 26703, 32298, 33067, 35374, 41526, 41538, 48447, 53061, 53406, 62307, 66134, 96894, 99201, 106122, 123809, 124614, 145341, 159183, 186921, 198402, 231469, 247618, 290682, 297603, 318366, 371427, 373842, 462938, 477549, 595206, 694407, 742854, 760541, 892809, 955098, 1114281, 1388814, 1521082, 1785618, 2083221, 2228562, 2281623, 3342843, 4166442, 4563246, 5323787, 6249663, 6685686, 6844869, 10647574, 12499326, 13689738, 15971361, 20534607, 31942722, 41069214, 47914083, 95828166, 143742249, 287484498]

約数ペア:

[(1, 287484498), (2, 143742249), (3, 95828166), (6, 47914083), (7, 41069214), (9, 31942722), (14, 20534607), (18, 15971361), (21, 13689738), (23, 12499326), (27, 10647574), (42, 6844869), (43, 6685686), (46, 6249663), (54, 5323787), (63, 4563246), (69, 4166442), (86, 3342843), (126, 2281623), (129, 2228562), (138, 2083221), (161, 1785618), (189, 1521082), (207, 1388814), (258, 1114281), (301, 955098), (322, 892809), (378, 760541), (387, 742854), (414, 694407), (483, 595206), (602, 477549), (621, 462938), (769, 373842), (774, 371427), (903, 318366), (966, 297603), (989, 290682), (1161, 247618), (1242, 231469), (1449, 198402), (1538, 186921), (1806, 159183), (1978, 145341), (2307, 124614), (2322, 123809), (2709, 106122), (2898, 99201), (2967, 96894), (4347, 66134), (4614, 62307), (5383, 53406), (5418, 53061), (5934, 48447), (6921, 41538), (6923, 41526), (8127, 35374), (8694, 33067), (8901, 32298), (10766, 26703), (13842, 20769), (13846, 20763), (16149, 17802), (16254, 17687)]