12821665778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{689411}}^1$

素因数の和:689977

約数の個数: 16

約数和(自身を含む): 20401079904

約数和(自身を除く): 7579414126

約数列:

[1, 2, 17, 34, 547, 1094, 9299, 18598, 689411, 1378822, 11719987, 23439974, 377107817, 754215634, 6410832889, 12821665778]

約数ペア:

[(1, 12821665778), (2, 6410832889), (17, 754215634), (34, 377107817), (547, 23439974), (1094, 11719987), (9299, 1378822), (18598, 689411)]