291952

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 20

約数和(自身を含む): 575856

約数和(自身を除く): 283904

約数列:

[1, 2, 4, 8, 16, 71, 142, 257, 284, 514, 568, 1028, 1136, 2056, 4112, 18247, 36494, 72988, 145976, 291952]

約数ペア:

[(1, 291952), (2, 145976), (4, 72988), (8, 36494), (16, 18247), (71, 4112), (142, 2056), (257, 1136), (284, 1028), (514, 568)]