31761873

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 27992367

約数列:

[1, 3, 9, 11, 13, 23, 29, 33, 37, 39, 69, 87, 99, 111, 117, 143, 207, 253, 261, 299, 319, 333, 377, 407, 429, 481, 667, 759, 851, 897, 957, 1073, 1131, 1221, 1287, 1443, 2001, 2277, 2553, 2691, 2871, 3219, 3289, 3393, 3663, 4147, 4329, 5291, 6003, 7337, 7659, 8671, 9361, 9657, 9867, 11063, 11803, 12441, 13949, 15873, 22011, 24679, 26013, 28083, 29601, 33189, 35409, 37323, 41847, 47619, 66033, 74037, 78039, 84249, 95381, 99567, 106227, 121693, 125541, 153439, 222111, 271469, 286143, 320827, 365079, 460317, 814407, 858429, 962481, 1095237, 1380951, 2443221, 2887443, 3529097, 10587291, 31761873]

約数ペア:

[(1, 31761873), (3, 10587291), (9, 3529097), (11, 2887443), (13, 2443221), (23, 1380951), (29, 1095237), (33, 962481), (37, 858429), (39, 814407), (69, 460317), (87, 365079), (99, 320827), (111, 286143), (117, 271469), (143, 222111), (207, 153439), (253, 125541), (261, 121693), (299, 106227), (319, 99567), (333, 95381), (377, 84249), (407, 78039), (429, 74037), (481, 66033), (667, 47619), (759, 41847), (851, 37323), (897, 35409), (957, 33189), (1073, 29601), (1131, 28083), (1221, 26013), (1287, 24679), (1443, 22011), (2001, 15873), (2277, 13949), (2553, 12441), (2691, 11803), (2871, 11063), (3219, 9867), (3289, 9657), (3393, 9361), (3663, 8671), (4147, 7659), (4329, 7337), (5291, 6003)]