217526012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{31489}}^1$

素因数の和:31661

約数の個数: 24

約数和(自身を含む): 417935280

約数和(自身を除く): 200409268

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 31489, 62978, 125956, 346379, 692758, 1385516, 4943773, 9887546, 19775092, 54381503, 108763006, 217526012]

約数ペア:

[(1, 217526012), (2, 108763006), (4, 54381503), (11, 19775092), (22, 9887546), (44, 4943773), (157, 1385516), (314, 692758), (628, 346379), (1727, 125956), (3454, 62978), (6908, 31489)]