221876168

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{733}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 420978360

約数和(自身を除く): 199102192

約数列:

[1, 2, 4, 8, 157, 241, 314, 482, 628, 733, 964, 1256, 1466, 1928, 2932, 5864, 37837, 75674, 115081, 151348, 176653, 230162, 302696, 353306, 460324, 706612, 920648, 1413224, 27734521, 55469042, 110938084, 221876168]

約数ペア:

[(1, 221876168), (2, 110938084), (4, 55469042), (8, 27734521), (157, 1413224), (241, 920648), (314, 706612), (482, 460324), (628, 353306), (733, 302696), (964, 230162), (1256, 176653), (1466, 151348), (1928, 115081), (2932, 75674), (5864, 37837)]