645145291289

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{12721999}}^1$

素因数の和:12722192

約数の個数: 16

約数和(自身を含む): 723627360000

約数和(自身を除く): 78482068711

約数列:

[1, 17, 19, 157, 323, 2669, 2983, 50711, 12721999, 216273983, 241717981, 1997353843, 4109205677, 33955015331, 37949723017, 645145291289]

約数ペア:

[(1, 645145291289), (17, 37949723017), (19, 33955015331), (157, 4109205677), (323, 1997353843), (2669, 241717981), (2983, 216273983), (50711, 12721999)]