215858692

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{20341}}^1$

素因数の和:20731

約数の個数: 24

約数和(自身を含む): 432877760

約数和(自身を除く): 217019068

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 2653, 5306, 10612, 20341, 40682, 81364, 142387, 284774, 569548, 7709239, 15418478, 30836956, 53964673, 107929346, 215858692]

約数ペア:

[(1, 215858692), (2, 107929346), (4, 53964673), (7, 30836956), (14, 15418478), (28, 7709239), (379, 569548), (758, 284774), (1516, 142387), (2653, 81364), (5306, 40682), (10612, 20341)]