51357992

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12917}}^1$

素因数の和:13001

約数の個数: 32

約数和(自身を含む): 111611520

約数和(自身を除く): 60253528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 12917, 25834, 51668, 90419, 103336, 180838, 361676, 723352, 917107, 1834214, 3668428, 6419749, 7336856, 12839498, 25678996, 51357992]

約数ペア:

[(1, 51357992), (2, 25678996), (4, 12839498), (7, 7336856), (8, 6419749), (14, 3668428), (28, 1834214), (56, 917107), (71, 723352), (142, 361676), (284, 180838), (497, 103336), (568, 90419), (994, 51668), (1988, 25834), (3976, 12917)]