213555328

素因数分解:

$2^7\times 7^2\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:538

約数の個数: 96

約数和(自身を含む): 502329600

約数和(自身を除く): 288774272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 79, 98, 112, 128, 158, 196, 224, 316, 392, 431, 448, 553, 632, 784, 862, 896, 1106, 1264, 1568, 1724, 2212, 2528, 3017, 3136, 3448, 3871, 4424, 5056, 6034, 6272, 6896, 7742, 8848, 10112, 12068, 13792, 15484, 17696, 21119, 24136, 27584, 30968, 34049, 35392, 42238, 48272, 55168, 61936, 68098, 70784, 84476, 96544, 123872, 136196, 168952, 193088, 238343, 247744, 272392, 337904, 386176, 476686, 495488, 544784, 675808, 953372, 1089568, 1351616, 1668401, 1906744, 2179136, 2703232, 3336802, 3813488, 4358272, 6673604, 7626976, 13347208, 15253952, 26694416, 30507904, 53388832, 106777664, 213555328]

約数ペア:

[(1, 213555328), (2, 106777664), (4, 53388832), (7, 30507904), (8, 26694416), (14, 15253952), (16, 13347208), (28, 7626976), (32, 6673604), (49, 4358272), (56, 3813488), (64, 3336802), (79, 2703232), (98, 2179136), (112, 1906744), (128, 1668401), (158, 1351616), (196, 1089568), (224, 953372), (316, 675808), (392, 544784), (431, 495488), (448, 476686), (553, 386176), (632, 337904), (784, 272392), (862, 247744), (896, 238343), (1106, 193088), (1264, 168952), (1568, 136196), (1724, 123872), (2212, 96544), (2528, 84476), (3017, 70784), (3136, 68098), (3448, 61936), (3871, 55168), (4424, 48272), (5056, 42238), (6034, 35392), (6272, 34049), (6896, 30968), (7742, 27584), (8848, 24136), (10112, 21119), (12068, 17696), (13792, 15484)]