7489748

素因数分解:

$2^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 8235052

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 103, 106, 196, 206, 212, 343, 371, 412, 686, 721, 742, 1372, 1442, 1484, 2597, 2884, 5047, 5194, 5459, 10094, 10388, 10918, 18179, 20188, 21836, 35329, 36358, 38213, 70658, 72716, 76426, 141316, 152852, 267491, 534982, 1069964, 1872437, 3744874, 7489748]

約数ペア:

[(1, 7489748), (2, 3744874), (4, 1872437), (7, 1069964), (14, 534982), (28, 267491), (49, 152852), (53, 141316), (98, 76426), (103, 72716), (106, 70658), (196, 38213), (206, 36358), (212, 35329), (343, 21836), (371, 20188), (412, 18179), (686, 10918), (721, 10388), (742, 10094), (1372, 5459), (1442, 5194), (1484, 5047), (2597, 2884)]