51129988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7393}}^1$

素因数の和:7436

約数の個数: 48

約数和(自身を含む): 115937920

約数和(自身を除く): 64807932

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 7393, 14786, 29572, 51751, 96109, 103502, 140467, 192218, 207004, 280934, 384436, 561868, 672763, 983269, 1345526, 1826071, 1966538, 2691052, 3652142, 3933076, 7304284, 12782497, 25564994, 51129988]

約数ペア:

[(1, 51129988), (2, 25564994), (4, 12782497), (7, 7304284), (13, 3933076), (14, 3652142), (19, 2691052), (26, 1966538), (28, 1826071), (38, 1345526), (52, 983269), (76, 672763), (91, 561868), (133, 384436), (182, 280934), (247, 207004), (266, 192218), (364, 140467), (494, 103502), (532, 96109), (988, 51751), (1729, 29572), (3458, 14786), (6916, 7393)]