31487736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 97459200

約数和(自身を除く): 65971464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 29, 42, 46, 56, 58, 69, 84, 87, 92, 116, 138, 161, 168, 174, 184, 203, 232, 276, 281, 322, 348, 406, 483, 552, 562, 609, 644, 667, 696, 812, 843, 966, 1124, 1218, 1288, 1334, 1624, 1686, 1932, 1967, 2001, 2248, 2436, 2668, 3372, 3864, 3934, 4002, 4669, 4872, 5336, 5901, 6463, 6744, 7868, 8004, 8149, 9338, 11802, 12926, 14007, 15736, 16008, 16298, 18676, 19389, 23604, 24447, 25852, 28014, 32596, 37352, 38778, 45241, 47208, 48894, 51704, 56028, 57043, 65192, 77556, 90482, 97788, 112056, 114086, 135723, 155112, 171129, 180964, 187427, 195576, 228172, 271446, 342258, 361928, 374854, 456344, 542892, 562281, 684516, 749708, 1085784, 1124562, 1311989, 1369032, 1499416, 2249124, 2623978, 3935967, 4498248, 5247956, 7871934, 10495912, 15743868, 31487736]

約数ペア:

[(1, 31487736), (2, 15743868), (3, 10495912), (4, 7871934), (6, 5247956), (7, 4498248), (8, 3935967), (12, 2623978), (14, 2249124), (21, 1499416), (23, 1369032), (24, 1311989), (28, 1124562), (29, 1085784), (42, 749708), (46, 684516), (56, 562281), (58, 542892), (69, 456344), (84, 374854), (87, 361928), (92, 342258), (116, 271446), (138, 228172), (161, 195576), (168, 187427), (174, 180964), (184, 171129), (203, 155112), (232, 135723), (276, 114086), (281, 112056), (322, 97788), (348, 90482), (406, 77556), (483, 65192), (552, 57043), (562, 56028), (609, 51704), (644, 48894), (667, 47208), (696, 45241), (812, 38778), (843, 37352), (966, 32596), (1124, 28014), (1218, 25852), (1288, 24447), (1334, 23604), (1624, 19389), (1686, 18676), (1932, 16298), (1967, 16008), (2001, 15736), (2248, 14007), (2436, 12926), (2668, 11802), (3372, 9338), (3864, 8149), (3934, 8004), (4002, 7868), (4669, 6744), (4872, 6463), (5336, 5901)]