2881112

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{2131}}^1$

素因数の和:2163

約数の個数: 24

約数和(自身を含む): 5852340

約数和(自身を除く): 2971228

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 2131, 4262, 8524, 17048, 27703, 55406, 110812, 221624, 360139, 720278, 1440556, 2881112]

約数ペア:

[(1, 2881112), (2, 1440556), (4, 720278), (8, 360139), (13, 221624), (26, 110812), (52, 55406), (104, 27703), (169, 17048), (338, 8524), (676, 4262), (1352, 2131)]