138962887

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{569}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 160876800

約数和(自身を除く): 21913913

約数列:

[1, 7, 139, 251, 569, 973, 1757, 3983, 34889, 79091, 142819, 244223, 553637, 999733, 19851841, 138962887]

約数ペア:

[(1, 138962887), (7, 19851841), (139, 999733), (251, 553637), (569, 244223), (973, 142819), (1757, 79091), (3983, 34889)]