231640253

素因数分解:

${\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{811}}^1$

素因数の和:1124

約数の個数: 16

約数和(自身を含む): 253188096

約数和(自身を除く): 21547843

約数列:

[1, 13, 127, 173, 811, 1651, 2249, 10543, 21971, 102997, 140303, 285623, 1338961, 1823939, 17818481, 231640253]

約数ペア:

[(1, 231640253), (13, 17818481), (127, 1823939), (173, 1338961), (811, 285623), (1651, 140303), (2249, 102997), (10543, 21971)]