291267208

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{2671}}^1$

素因数の和:3037

約数の個数: 32

約数和(自身を含む): 560799360

約数和(自身を除く): 269532152

約数列:

[1, 2, 4, 8, 43, 86, 172, 317, 344, 634, 1268, 2536, 2671, 5342, 10684, 13631, 21368, 27262, 54524, 109048, 114853, 229706, 459412, 846707, 918824, 1693414, 3386828, 6773656, 36408401, 72816802, 145633604, 291267208]

約数ペア:

[(1, 291267208), (2, 145633604), (4, 72816802), (8, 36408401), (43, 6773656), (86, 3386828), (172, 1693414), (317, 918824), (344, 846707), (634, 459412), (1268, 229706), (2536, 114853), (2671, 109048), (5342, 54524), (10684, 27262), (13631, 21368)]