87767988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 266939904

約数和(自身を除く): 179171916

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 43, 44, 47, 66, 77, 84, 86, 94, 129, 132, 141, 154, 172, 188, 231, 258, 282, 301, 308, 329, 462, 473, 516, 517, 564, 602, 658, 903, 924, 946, 987, 1034, 1204, 1316, 1419, 1551, 1806, 1892, 1974, 2021, 2068, 2209, 2838, 3102, 3311, 3612, 3619, 3948, 4042, 4418, 5676, 6063, 6204, 6622, 6627, 7238, 8084, 8836, 9933, 10857, 12126, 13244, 13254, 14147, 14476, 15463, 19866, 21714, 22231, 24252, 24299, 26508, 28294, 30926, 39732, 42441, 43428, 44462, 46389, 48598, 56588, 61852, 66693, 72897, 84882, 88924, 92778, 94987, 97196, 133386, 145794, 155617, 169764, 170093, 185556, 189974, 266772, 284961, 291588, 311234, 340186, 379948, 466851, 510279, 569922, 622468, 664909, 680372, 933702, 1020558, 1044857, 1139844, 1329818, 1867404, 1994727, 2041116, 2089714, 2659636, 3134571, 3989454, 4179428, 6269142, 7313999, 7978908, 12538284, 14627998, 21941997, 29255996, 43883994, 87767988]

約数ペア:

[(1, 87767988), (2, 43883994), (3, 29255996), (4, 21941997), (6, 14627998), (7, 12538284), (11, 7978908), (12, 7313999), (14, 6269142), (21, 4179428), (22, 3989454), (28, 3134571), (33, 2659636), (42, 2089714), (43, 2041116), (44, 1994727), (47, 1867404), (66, 1329818), (77, 1139844), (84, 1044857), (86, 1020558), (94, 933702), (129, 680372), (132, 664909), (141, 622468), (154, 569922), (172, 510279), (188, 466851), (231, 379948), (258, 340186), (282, 311234), (301, 291588), (308, 284961), (329, 266772), (462, 189974), (473, 185556), (516, 170093), (517, 169764), (564, 155617), (602, 145794), (658, 133386), (903, 97196), (924, 94987), (946, 92778), (987, 88924), (1034, 84882), (1204, 72897), (1316, 66693), (1419, 61852), (1551, 56588), (1806, 48598), (1892, 46389), (1974, 44462), (2021, 43428), (2068, 42441), (2209, 39732), (2838, 30926), (3102, 28294), (3311, 26508), (3612, 24299), (3619, 24252), (3948, 22231), (4042, 21714), (4418, 19866), (5676, 15463), (6063, 14476), (6204, 14147), (6622, 13254), (6627, 13244), (7238, 12126), (8084, 10857), (8836, 9933)]