221566592

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{133153}}^1$

素因数の和:133180

約数の個数: 32

約数和(自身を含む): 475359780

約数和(自身を除く): 253793188

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 133153, 266306, 532612, 1065224, 1730989, 2130448, 3461978, 4260896, 6923956, 8521792, 13847912, 17043584, 27695824, 55391648, 110783296, 221566592]

約数ペア:

[(1, 221566592), (2, 110783296), (4, 55391648), (8, 27695824), (13, 17043584), (16, 13847912), (26, 8521792), (32, 6923956), (52, 4260896), (64, 3461978), (104, 2130448), (128, 1730989), (208, 1065224), (416, 532612), (832, 266306), (1664, 133153)]