87851953

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 108345600

約数和(自身を除く): 20493647

約数列:

[1, 7, 19, 49, 133, 197, 479, 931, 1379, 3353, 3743, 9101, 9653, 23471, 26201, 63707, 94363, 183407, 445949, 660541, 1792897, 4623787, 12550279, 87851953]

約数ペア:

[(1, 87851953), (7, 12550279), (19, 4623787), (49, 1792897), (133, 660541), (197, 445949), (479, 183407), (931, 94363), (1379, 63707), (3353, 26201), (3743, 23471), (9101, 9653)]