31208562

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 144

約数和(自身を含む): 89631360

約数和(自身を除く): 58422798

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 33, 42, 46, 63, 66, 69, 77, 89, 99, 121, 126, 138, 154, 161, 178, 198, 207, 231, 242, 253, 267, 322, 363, 414, 462, 483, 506, 534, 623, 693, 726, 759, 801, 847, 966, 979, 1089, 1246, 1386, 1449, 1518, 1602, 1694, 1771, 1869, 1958, 2047, 2178, 2277, 2541, 2783, 2898, 2937, 3542, 3738, 4094, 4554, 5082, 5313, 5566, 5607, 5874, 6141, 6853, 7623, 8349, 8811, 10626, 10769, 11214, 12282, 13706, 14329, 15246, 15939, 16698, 17622, 18423, 19481, 20559, 21538, 22517, 25047, 28658, 31878, 32307, 36846, 38962, 41118, 42987, 45034, 50094, 58443, 61677, 64614, 67551, 75383, 85974, 96921, 116886, 123354, 128961, 135102, 150766, 157619, 175329, 193842, 202653, 226149, 247687, 257922, 315238, 350658, 405306, 452298, 472857, 495374, 678447, 743061, 945714, 1356894, 1418571, 1486122, 1733809, 2229183, 2837142, 3467618, 4458366, 5201427, 10402854, 15604281, 31208562]

約数ペア:

[(1, 31208562), (2, 15604281), (3, 10402854), (6, 5201427), (7, 4458366), (9, 3467618), (11, 2837142), (14, 2229183), (18, 1733809), (21, 1486122), (22, 1418571), (23, 1356894), (33, 945714), (42, 743061), (46, 678447), (63, 495374), (66, 472857), (69, 452298), (77, 405306), (89, 350658), (99, 315238), (121, 257922), (126, 247687), (138, 226149), (154, 202653), (161, 193842), (178, 175329), (198, 157619), (207, 150766), (231, 135102), (242, 128961), (253, 123354), (267, 116886), (322, 96921), (363, 85974), (414, 75383), (462, 67551), (483, 64614), (506, 61677), (534, 58443), (623, 50094), (693, 45034), (726, 42987), (759, 41118), (801, 38962), (847, 36846), (966, 32307), (979, 31878), (1089, 28658), (1246, 25047), (1386, 22517), (1449, 21538), (1518, 20559), (1602, 19481), (1694, 18423), (1771, 17622), (1869, 16698), (1958, 15939), (2047, 15246), (2178, 14329), (2277, 13706), (2541, 12282), (2783, 11214), (2898, 10769), (2937, 10626), (3542, 8811), (3738, 8349), (4094, 7623), (4554, 6853), (5082, 6141), (5313, 5874), (5566, 5607)]