213972512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{514357}}^1$

素因数の和:514380

約数の個数: 24

約数和(自身を含む): 453663756

約数和(自身を除く): 239691244

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 514357, 1028714, 2057428, 4114856, 6686641, 8229712, 13373282, 16459424, 26746564, 53493128, 106986256, 213972512]

約数ペア:

[(1, 213972512), (2, 106986256), (4, 53493128), (8, 26746564), (13, 16459424), (16, 13373282), (26, 8229712), (32, 6686641), (52, 4114856), (104, 2057428), (208, 1028714), (416, 514357)]