15928804556

素因数分解:

$2^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{408389}}^1$

素因数の和:408606

約数の個数: 36

約数和(自身を含む): 32589522000

約数和(自身を除く): 16660717444

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 199, 398, 796, 1393, 2786, 5572, 9751, 19502, 39004, 408389, 816778, 1633556, 2858723, 5717446, 11434892, 20011061, 40022122, 80044244, 81269411, 162538822, 325077644, 568885877, 1137771754, 2275543508, 3982201139, 7964402278, 15928804556]

約数ペア:

[(1, 15928804556), (2, 7964402278), (4, 3982201139), (7, 2275543508), (14, 1137771754), (28, 568885877), (49, 325077644), (98, 162538822), (196, 81269411), (199, 80044244), (398, 40022122), (796, 20011061), (1393, 11434892), (2786, 5717446), (5572, 2858723), (9751, 1633556), (19502, 816778), (39004, 408389)]