87969903

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{30137}}^1$

素因数の和:30286

約数の個数: 16

約数和(自身を含む): 135018240

約数和(自身を除く): 47048337

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 30137, 90411, 210959, 632877, 4189043, 12567129, 29323301, 87969903]

約数ペア:

[(1, 87969903), (3, 29323301), (7, 12567129), (21, 4189043), (139, 632877), (417, 210959), (973, 90411), (2919, 30137)]