431659998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1231}}^1$

素因数の和:1291

約数の個数: 144

約数和(自身を含む): 1226953728

約数和(自身を除く): 795293730

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 33, 42, 46, 63, 66, 69, 77, 99, 121, 126, 138, 154, 161, 198, 207, 231, 242, 253, 322, 363, 414, 462, 483, 506, 693, 726, 759, 847, 966, 1089, 1231, 1386, 1449, 1518, 1694, 1771, 2178, 2277, 2462, 2541, 2783, 2898, 3542, 3693, 4554, 5082, 5313, 5566, 7386, 7623, 8349, 8617, 10626, 11079, 13541, 15246, 15939, 16698, 17234, 19481, 22158, 25047, 25851, 27082, 28313, 31878, 38962, 40623, 50094, 51702, 56626, 58443, 77553, 81246, 84939, 94787, 116886, 121869, 148951, 155106, 169878, 175329, 189574, 198191, 243738, 254817, 284361, 297902, 311443, 350658, 396382, 446853, 509634, 568722, 594573, 622886, 853083, 893706, 934329, 1042657, 1189146, 1340559, 1706166, 1783719, 1868658, 2085314, 2180101, 2681118, 2802987, 3127971, 3425873, 3567438, 4360202, 5605974, 6255942, 6540303, 6851746, 9383913, 10277619, 13080606, 18767826, 19620909, 20555238, 23981111, 30832857, 39241818, 47962222, 61665714, 71943333, 143886666, 215829999, 431659998]

約数ペア:

[(1, 431659998), (2, 215829999), (3, 143886666), (6, 71943333), (7, 61665714), (9, 47962222), (11, 39241818), (14, 30832857), (18, 23981111), (21, 20555238), (22, 19620909), (23, 18767826), (33, 13080606), (42, 10277619), (46, 9383913), (63, 6851746), (66, 6540303), (69, 6255942), (77, 5605974), (99, 4360202), (121, 3567438), (126, 3425873), (138, 3127971), (154, 2802987), (161, 2681118), (198, 2180101), (207, 2085314), (231, 1868658), (242, 1783719), (253, 1706166), (322, 1340559), (363, 1189146), (414, 1042657), (462, 934329), (483, 893706), (506, 853083), (693, 622886), (726, 594573), (759, 568722), (847, 509634), (966, 446853), (1089, 396382), (1231, 350658), (1386, 311443), (1449, 297902), (1518, 284361), (1694, 254817), (1771, 243738), (2178, 198191), (2277, 189574), (2462, 175329), (2541, 169878), (2783, 155106), (2898, 148951), (3542, 121869), (3693, 116886), (4554, 94787), (5082, 84939), (5313, 81246), (5566, 77553), (7386, 58443), (7623, 56626), (8349, 51702), (8617, 50094), (10626, 40623), (11079, 38962), (13541, 31878), (15246, 28313), (15939, 27082), (16698, 25851), (17234, 25047), (19481, 22158)]