510916

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 1040256

約数和(自身を除く): 529340

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 257, 284, 497, 514, 994, 1028, 1799, 1988, 3598, 7196, 18247, 36494, 72988, 127729, 255458, 510916]

約数ペア:

[(1, 510916), (2, 255458), (4, 127729), (7, 72988), (14, 36494), (28, 18247), (71, 7196), (142, 3598), (257, 1988), (284, 1799), (497, 1028), (514, 994)]