15909453

素因数分解:

$3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 27955200

約数和(自身を除く): 12045747

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 199, 243, 329, 423, 567, 597, 987, 1269, 1393, 1701, 1791, 2961, 3807, 4179, 5373, 8883, 9353, 11421, 12537, 16119, 26649, 28059, 37611, 48357, 65471, 79947, 84177, 112833, 196413, 252531, 338499, 589239, 757593, 1767717, 2272779, 5303151, 15909453]

約数ペア:

[(1, 15909453), (3, 5303151), (7, 2272779), (9, 1767717), (21, 757593), (27, 589239), (47, 338499), (63, 252531), (81, 196413), (141, 112833), (189, 84177), (199, 79947), (243, 65471), (329, 48357), (423, 37611), (567, 28059), (597, 26649), (987, 16119), (1269, 12537), (1393, 11421), (1701, 9353), (1791, 8883), (2961, 5373), (3807, 4179)]