138839897

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{4159}}^1$

素因数の和:4436

約数の個数: 16

約数和(自身を含む): 167731200

約数和(自身を除く): 28891303

約数列:

[1, 7, 19, 133, 251, 1757, 4159, 4769, 29113, 33383, 79021, 553147, 1043909, 7307363, 19834271, 138839897]

約数ペア:

[(1, 138839897), (7, 19834271), (19, 7307363), (133, 1043909), (251, 553147), (1757, 79021), (4159, 33383), (4769, 29113)]