291238256

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{22171}}^1$

素因数の和:23000

約数の個数: 20

約数和(自身を含む): 564986904

約数和(自身を除く): 273748648

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 13136, 22171, 44342, 88684, 177368, 354736, 18202391, 36404782, 72809564, 145619128, 291238256]

約数ペア:

[(1, 291238256), (2, 145619128), (4, 72809564), (8, 36404782), (16, 18202391), (821, 354736), (1642, 177368), (3284, 88684), (6568, 44342), (13136, 22171)]