28828696

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{21323}}^1$

素因数の和:21355

約数の個数: 24

約数和(自身を含む): 58534380

約数和(自身を除く): 29705684

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 21323, 42646, 85292, 170584, 277199, 554398, 1108796, 2217592, 3603587, 7207174, 14414348, 28828696]

約数ペア:

[(1, 28828696), (2, 14414348), (4, 7207174), (8, 3603587), (13, 2217592), (26, 1108796), (52, 554398), (104, 277199), (169, 170584), (338, 85292), (676, 42646), (1352, 21323)]