191818144

素因数分解:

$2^5\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1818

約数の個数: 72

約数和(自身を含む): 445743648

約数和(自身を除く): 253925504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 392, 497, 568, 784, 994, 1136, 1568, 1723, 1988, 2272, 3446, 3479, 3976, 6892, 6958, 7952, 12061, 13784, 13916, 15904, 24122, 27568, 27832, 48244, 55136, 55664, 84427, 96488, 111328, 122333, 168854, 192976, 244666, 337708, 385952, 489332, 675416, 856331, 978664, 1350832, 1712662, 1957328, 2701664, 3425324, 3914656, 5994317, 6850648, 11988634, 13701296, 23977268, 27402592, 47954536, 95909072, 191818144]

約数ペア:

[(1, 191818144), (2, 95909072), (4, 47954536), (7, 27402592), (8, 23977268), (14, 13701296), (16, 11988634), (28, 6850648), (32, 5994317), (49, 3914656), (56, 3425324), (71, 2701664), (98, 1957328), (112, 1712662), (142, 1350832), (196, 978664), (224, 856331), (284, 675416), (392, 489332), (497, 385952), (568, 337708), (784, 244666), (994, 192976), (1136, 168854), (1568, 122333), (1723, 111328), (1988, 96488), (2272, 84427), (3446, 55664), (3479, 55136), (3976, 48244), (6892, 27832), (6958, 27568), (7952, 24122), (12061, 15904), (13784, 13916)]