12728650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23143}}^1$

素因数の和:23166

約数の個数: 24

約数和(自身を含む): 25828704

約数和(自身を除く): 13100054

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 23143, 46286, 115715, 231430, 254573, 509146, 578575, 1157150, 1272865, 2545730, 6364325, 12728650]

約数ペア:

[(1, 12728650), (2, 6364325), (5, 2545730), (10, 1272865), (11, 1157150), (22, 578575), (25, 509146), (50, 254573), (55, 231430), (110, 115715), (275, 46286), (550, 23143)]