171241784

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{19477}}^1$

素因数の和:19647

約数の個数: 32

約数和(自身を含む): 369302880

約数和(自身を除く): 198061096

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8792, 19477, 38954, 77908, 136339, 155816, 272678, 545356, 1090712, 3057889, 6115778, 12231556, 21405223, 24463112, 42810446, 85620892, 171241784]

約数ペア:

[(1, 171241784), (2, 85620892), (4, 42810446), (7, 24463112), (8, 21405223), (14, 12231556), (28, 6115778), (56, 3057889), (157, 1090712), (314, 545356), (628, 272678), (1099, 155816), (1256, 136339), (2198, 77908), (4396, 38954), (8792, 19477)]