217212164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 426295296

約数和(自身を除く): 209083132

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 127, 254, 403, 508, 806, 1061, 1612, 1651, 2122, 3302, 3937, 4244, 6604, 7874, 13793, 15748, 27586, 32891, 51181, 55172, 65782, 102362, 131564, 134747, 204724, 269494, 427583, 538988, 855166, 1710332, 1751711, 3503422, 4177157, 7006844, 8354314, 16708628, 54303041, 108606082, 217212164]

約数ペア:

[(1, 217212164), (2, 108606082), (4, 54303041), (13, 16708628), (26, 8354314), (31, 7006844), (52, 4177157), (62, 3503422), (124, 1751711), (127, 1710332), (254, 855166), (403, 538988), (508, 427583), (806, 269494), (1061, 204724), (1612, 134747), (1651, 131564), (2122, 102362), (3302, 65782), (3937, 55172), (4244, 51181), (6604, 32891), (7874, 27586), (13793, 15748)]