728281128

素因数分解:

$2^3\times 3^1\times {\mathrm{1787}}^1\times {\mathrm{16981}}^1$

素因数の和:18777

約数の個数: 32

約数和(自身を含む): 1821828960

約数和(自身を除く): 1093547832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1787, 3574, 5361, 7148, 10722, 14296, 16981, 21444, 33962, 42888, 50943, 67924, 101886, 135848, 203772, 407544, 30345047, 60690094, 91035141, 121380188, 182070282, 242760376, 364140564, 728281128]

約数ペア:

[(1, 728281128), (2, 364140564), (3, 242760376), (4, 182070282), (6, 121380188), (8, 91035141), (12, 60690094), (24, 30345047), (1787, 407544), (3574, 203772), (5361, 135848), (7148, 101886), (10722, 67924), (14296, 50943), (16981, 42888), (21444, 33962)]