987551852

素因数分解:

$2^2\times 7^1\times {\mathrm{1759}}^1\times {\mathrm{20051}}^1$

素因数の和:21821

約数の個数: 24

約数和(自身を含む): 1976325120

約数和(自身を除く): 988773268

約数列:

[1, 2, 4, 7, 14, 28, 1759, 3518, 7036, 12313, 20051, 24626, 40102, 49252, 80204, 140357, 280714, 561428, 35269709, 70539418, 141078836, 246887963, 493775926, 987551852]

約数ペア:

[(1, 987551852), (2, 493775926), (4, 246887963), (7, 141078836), (14, 70539418), (28, 35269709), (1759, 561428), (3518, 280714), (7036, 140357), (12313, 80204), (20051, 49252), (24626, 40102)]