205121643839

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{1564751}}^1$

素因数の和:1565126

約数の個数: 16

約数和(自身を含む): 239044033536

約数和(自身を除く): 33922389697

約数列:

[1, 7, 61, 307, 427, 2149, 18727, 131089, 1564751, 10953257, 95449811, 480378557, 668148677, 3362649899, 29303091977, 205121643839]

約数ペア:

[(1, 205121643839), (7, 29303091977), (61, 3362649899), (307, 668148677), (427, 480378557), (2149, 95449811), (18727, 10953257), (131089, 1564751)]