1217491390

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{396577}}^1$

素因数の和:396891

約数の個数: 16

約数和(自身を含む): 2198628432

約数和(自身を除く): 981137042

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 396577, 793154, 1982885, 3965770, 121749139, 243498278, 608745695, 1217491390]

約数ペア:

[(1, 1217491390), (2, 608745695), (5, 243498278), (10, 121749139), (307, 3965770), (614, 1982885), (1535, 793154), (3070, 396577)]